Đồng nghĩa của efficacious

Alternative for efficacious

Trái nghĩa: inefficacious,

Adjective

Having great impact or influence
powerful influential impactful authoritative cogent compelling persuasive convincing evocative moving alluring authoritarian eloquent emphatic impelling inspirational inspiring masterful motivating motivational pivotal swayful touching expressive irresistible striking purposeful strong telling hard-hitting far-reaching forceful effective potent valid weighty plausible conclusive sound impressive forcible credible well founded effectual satisfying decisive lucid reasonable rational reasoned unanswerable puissant logical pertinent mighty solid coherent significant clear coercive vigorous urgent dynamic well reasoned relevant efficient consequential inducing trenchant energetic firm useful stimulating well-founded irrefutable compulsive reliable substantial justified punchy gutsy powerhouse consistent formidable suasive convictive meaningful unmistakable sharp incontestable well-grounded great believable momentous indubitable incisive affecting stringent categorical intelligent assured ball of fire clear-cut unequivocal enticing seductive swaying well-defined material incontrovertible undeniable unassailable active armed violent impactive productive aggressive drastic compulsory insistent vehement militant assertive intense eventful salient well-established pithy commanding crystalline definitive evident constraining virile elemental take-over steamroller titanic punch take-charge electric dominant heavy-duty redoubtable heavy important decided undisputed obvious infallible ingenious insightful unambiguous distinct intuitive overwhelming overpowering coming on strong winning sturdy spanking go-getter almighty crucial instrumental silky glib slick smooth-tongued silver-tongued smooth-talking stirring rousing pointed inveigling suasory unctuous actuating assuasive luring smooth wheedling provocative guiding formative contributory operative competent fateful monumental capable central responsible successful controlling encouraging robust able critical considerable imposing animating not taking no for an answer good sustainable right justifiable sensible grounded prudent just bona fide defensible congruent realistic legit viable accurate supportable maintainable probable proven balanced perceptive acceptable sane defendable perspicuous deductive confirmed informed arguable true commonsensical workable astute levelheaded discerning pragmatic analytical practical germane commonsense legitimate determinative sober consequent analytic vindicable commonsensible stable uncorrupted attested tested intellectual trustworthy kosher well-reasoned well-advised well grounded well thought out well advised down-to-earth clear-headed able to hold water matter-of-fact holding water orderly systematic articulate methodical apt satisfactory apposite fitting well organized fluent smooth-spoken exciting vocal arousing provoking well-spoken likely possible voluble tenable vivid stimulative authentic triggering suave fast-talking verisimilar colourable inspiriting spirited uplifting imaginable conceivable emotional facile loquacious enlivening passionate trusty feasible affective creditable quick talkative garrulous enthusiastic presumable grandiloquent suggestive refreshing inciting unquestionable dramatic thinkable thought-provoking soul-stirring revealing within the bounds of possibility faithful hard to resist easy ready definite dependable indisputable urbane insincere challenging flip graphic slippery energizing artful graceful certain invigorating exhilarating demonstrative smooth operator vocative hot-air animated communicative galvanizing believeable impassioned charged instigative instigating electrifying presumptive poignant magniloquent illuminating well-expressed flattering understandable awakening direct supposable envigorating galvanising piquing energising real disputatious interesting marked reassuring vivacious zestful cogitable devastating conspicuous ingratiating sycophantic obsequious smarmy conjecturable intelligible watertight positive airtight fawning in-your-face zappy admissible authenticating driving succinct terse oratorical sufficient factual sincere comprehensible pat final validating nicely spoken appropriate correct warrantable genuine warranted proper fair heartening emotive neat on the ball unconditional gripping riveting memorable breathtaking intoxicating disingenuous specious honest-to-god straight tried colorable aboveboard fiduciary credential verifiable dinkum rightful accepted hard grand high-powered theatric lively exhilarative galvanic thrilling unarguable shallow superficial oversimplified flippant simplistic fair-spoken kicky anthemic exalting propelling pukka acknowledged charming acute sweet-talking vibrant hearty irrefragable true to life up front with a ring of truth absolute with the gift of the gab having kissed the Blarney Stone effortless well-versed natural resounding mind-blowing mind-bending emotion-charged uncompromising tough histrionical performant like enough very likely serious mind-boggling rip-roaring heart-stopping hair-raising rallying beyond doubt beyond question beyond dispute true-to-life carrying conviction hopeful honest frank blunt forthright unsparing one hundred per cent wordy effusive prompt copious chatty confident verbose self-assured running mellifluous cursive mellifluent declamatory straight-talking condemnatory rationalistic pregnant strongly worded upfront dynamical bullish argumentative dialectical no holds barred all out pulling no punches revelatory meaning not beating about the bush straight from the shoulder indicative rhetorical fervid fervent well spoken ardent outspoken well expressed sententious facund contentious polemical dialectic controversial

Adjective

Denotes a constructive or productive feeling
positive constructive encouraging favorable favourable optimistic productive beneficial effective enthusiastic good helpful reassuring valuable affirmative approving bright corroborative heartening hopeful inspiring promising solid supportive uplifting worthwhile effectual influential reasonable useful meaningful accurate authentic clean demonstrable faithful genial in the affirmative official Panglossian profitable significant steady straight-shooting wholehearted forward-looking practical pragmatic progressive purposeful successful agreeing assenting concurring confirming consenting sound gainful advantageous fruitful expedient rewarding invaluable meritorious of assistance of help worth it handy timely strategic opportune instrumental to one's advantage propitious commodious facilitative conducive worthy justifiable usable excellent of use substantial important of value of service exemplary money-making paying serviceable remunerative priceless advisable estimable sensible worth the effort lucrative auspicious rosy likely golden upbeat fair roseate full of promise rose-colored happy prosperous beneficent felicitous lucky of benefit providential benignant benefic appropriate behooveful fortunate cheering likely-looking full of hope sunny desirable convenient plus capable assuring well timed halcyon well-timed wholesome to your advantage up-and-coming palmy agreeable benevolent gladdening cheerful of good cheer merry Utopian utopian toward nice friendly kindly gratifying suitable inspiriting enlivening arousing elating stirring exciting promiseful pleasing rousing win-win benign in one's interests in one's best interests pivotal essential vital crucial imperative paramount critical indispensable bullish satisfactory admired appreciated fundamental key necessary requisite respected in demand exigent relevant needed loved held dear hot scarce esteemed of the essence worthful worth its weight in gold hot property best central looking on the bright side

Adjective

Experiencing luck and good fortune
happy fortunate lucky privileged prosperous successful healthy providential fortuitous profitable serendipitous well-off wholesome auspicious bright chance coincidental golden opportune promising propitious unexpected advantageous enviable fair favourable favorable favoured favored felicitous fitting flukey fluky incidental just meet nice proper timely unforeseen accidental well-timed heaven-sent welcome right good benign seasonable convenient expedient ripe appropriate correct effective befitting casual well timed satisfactory apt beneficial suitable fit blessed applicable jammy encouraging fitted becoming hopeful rosy desirable full of promise useful pretty optimistic charmed relevant reasonable likely in luck helpful blessed with good luck born under a lucky star due pertinent pleasing apposite heartening pat roseate upbeat rose-colored rightful decent requisite kosher right on comme il faut seemly adequate advantaged suited germane reassuring acceptable deserved toward sufficient merited worthy excellent handy comfortable okay condign to the point up to snuff in keeping on the nose on the button born with a silver spoon in one's mouth thankful timeous equitable halcyon merciful easy hot conformed reconciled accommodated decorous perfect rewarding fruitful valuable gainful likely-looking positive up-and-coming palmy ideal that's the ticket just what was ordered benefic kindly friendly born with a silver spoon in your mouth capable assuring done justified beneficent salutary benignant having a charmed life sitting pretty born with a silver spoon fine in order all right comely best beseeming conforming behooving competent warranted legitimate sensible earned healthful flattering constructive cheering gratifying pleasurable pleasureful pleasant inspired apropos inadvertent unintended well deserved well-deserved well earned neat well-chosen choice uncertain haphazard unlooked-for unanticipated unpremeditated unintentional unplanned unwitting favouring favoring dexter brave agreeable congruous well chosen random chancy incalculable variable commodious odd contingent telling well put well expressed convincing joyous covetable cut out for user friendly advisable fit for purpose righteous right up someone's street up to standard good enough in keeping with politic swell copacetic in character presentable legit flourishing fine and dandy hunky-dory OK as it should be according to Hoyle what the doctor ordered spot on at the mercy of events to die for tickety-boo on the ball jake unobjectionable well unexceptional cool win-win desired attractive admirable sought-after superior tempting worth having exciting envy much to be desired

Adjective

Having, showing, or done with good judgment or sense
judicious wise prudent sensible considered sound discerning shrewd informed astute careful cautious diplomatic discreet discriminating politic rational thoughtful enlightened expedient sagacious circumspect canny commonsensical intelligent perceptive reasonable acute advisable insightful percipient clever logical perspicacious sage sapient sober strategic desirable judgmatic judgmatical pawky practical sane savvy skilful smart tactical argute accurate calculating considerate judicial just keen profound seasonable seemly sharp skillful sophisticated thorough wary common-sense well advised well judged clear-sighted far-sighted well-advised well-judged quick-witted worldly-wise well thought out heads-up long-headed knowing reasoned levelheaded intuitive penetrating subtle observant good quick commonsense sharp-witted valid knowledgeable well-founded sensitive justified solid brainy realistic commonsensible pragmatic cagey incisive ingenious aware alert analytical cogent vigilant provident level-headed clear-eyed coherent lucid cunning far-seeing analytic firm on the ball foresighted intellectual farsighted well-grounded learned tactful erudite understanding brilliant balanced objective bright visionary deliberate well-thought-out deep artful piercing suss critical wily streetwise experienced heady down-to-earth grounded clear hard well-reasoned prescient well reasoned foxy crafty heedful thinking guarded razor-sharp educated cultured reflective mature watchful reliable methodical whip-smart chary scrupulous attentive delicate sly matter-of-fact hardheaded measured together fair forethoughtful restrained calculated smooth scholarly conservative contemplative dexterous well-informed responsible cultivated plausible dextrous fastidious justifiable cerebral legit consistent gnostic philosophical studied clairvoyant thought-out reserved genius forehanded safe hard-boiled adroit ratiocinative moderate farseeing deft fly cool softly-softly congruent refined deductive particular dependable legitimate consequent kosher tasteful hard-headed astucious selective advised punctilious meticulous premeditated prophetic tentative fine polite guileful gentle fussy picky controlled foreseeing slick responsive finicky cognitive reasoning media-savvy gingerly forward leery full of insight showing great knowledge with great knowledge courteous temperate exacting nice precise rapier-like proactive rigorous persnickety well grounded organized relevant awake philosophic exact pertinent inferential deducible convincing perspicuous compelling well informed forward-looking organised conscious holding water well-organized joined-up holding together conversant in the know tuned in sharp-sighted nimble quick on the uptake quick off the mark forearmed psychic cogitative aforethought healthy steady open-eyed downy decent determined scheming discriminatory studious choosy sharpened predictive computed slippery polished sentient no-nonsense cute civil foreknowing previsional well-balanced frugal worldly respectful credible noncommittal razor-like oracular cagy planned thought through pernickety systematic sympathetic urbane suave prognostic choicy select eclectic insighted sharp as a tack probing precautious kid-glove tenable vatic sibylline skilled cognizant mindful all there proven orthodox faithful sophic orderly gracious having all one's marbles prepared belt-and-braces penetrative regular expert straight articulate thinking twice playing safe treating with kid gloves steady-going full of common sense right searching intriguing hedging one's bets clear-cut well organized scientific knows what's what ear to the ground diagnostic enterprising fast supersmart keen-witted self-aware resourceful inventive exquisite ultrasmart adult whiz telling obvious germane extensional juridicious necessary deliberated einstein cluey exceptional businesslike demanding handy graceful apt hip witty calm gradual hard-nosed razor sharp pragmatical stable grown-up satisfying dinkum cool-headed hyperintelligent well thought-out satisfactory patient estimable ready sussed proportional well-proportioned symmetrical well-adjusted in one's best interests precocious choosey faddish probable playing one's cards close to one's chest not born yesterday genuine dispassionate unemotional serious-minded hep able nimble-witted inductive likely wise to imaginative normal detailed complex well-expressed well-presented appreciative adept unidealistic faddy syllogistic mentally stable harmonious well balanced qualified unprovincial seasoned well-structured well presented well expressed plain arch opportunistic conciliatory capable bland contriving conniving thrifty street-smart with it street smart with both feet on the ground with one's feet on the ground regulated competent contemplated having fancy footwork as sharp as a tack au courant equipped economical ordered mathematical cordial decorous introspective weighed investigated examined in right mind trustworthy equitable carefully chosen selected with care hard to please straight-thinking well-prepared poised kind mannerly second-sighted telepathic agile prepense with both one's feet on the ground ruminative deliberative pensive having been around clued-up with-it tuned-in acceptable close-lipped divinatory mantic extrasensory lettered impartial believable viable understandable ruminating deliberating close-mouthed revelatory unprejudiced feasible veridical faultless collected unquestionable certain veracious synthetic infallible trustable fey unwasteful saving mean parsimonious tight penny-pinching well chosen thought-through thought-about admissible unexcessive making sense unbiased standing to reason unextreme meditative fateful apocalyptic substantiated secure confirmed errorless sure corroborated colorable truthful sincere impeccable inerrant validated verified discriminative academic inquisitive enquiring intense interested investigative examining exploratory researching trenchant pointed curious inquiring evenhanded fair-minded proper recognized sanctioned significant canonical true reputable recognised highbrow bookish literary certified defensible maintainable definite defendable calculable explicit supportable sustainable empirical open stringent empiric open to reason discriminational differential meditating augural vaticinatory vaticinal prognosticative divining reticent apprehensive devious anticipatory with second sight with a sixth sense new age spiritualistic long-sighted civilized literate based on good sense in one's right mind treating something with kid gloves hesitant purposive intended scheduled prearranged projected even suspecting suspicious tricky pedantic well-read well educated esoteric recondite artistic aesthetic preemptive pythonic fatidic haruspical with foresight fatidical adumbrative on lookout having foresight not rash legal tried-and-true estimated outlined designed prospective purposeful preconceived intentional designing donnish well versed widely read well read versed illuminated modest tolerant on-target letter-perfect dead-on spot-on conventional respectable individualising opinionated individualizing esthetic finical keeping a weather eye on all ears walking on egg shells keeping on one's toes handling with kid gloves on the lookout on your guard with reservations watching one's step watching out walking on eggs on your toes with eyes peeled taking it slow on the qui vive on guard on the watch with one's eyes peeled painstaking like a clam beguiling lenient abstinent disciplined peaceable mild easy underhand conscientious posted well-educated polymath professorial abstruse well-rounded civilised omniscient solemn pansophic accomplished grave thought out in advance done on purpose pre-planned well-planned deliberately planned on purpose dodgy with good taste official formal established accepted untroubled compromising active positive disingenuous shark inside not excessive not given to excesses assiduous diligent sedulous exhaustive industrious hands-on on the inside wised up de règle full strict dedicated intensive laborious up on on top of down to business taking the initiative acting in advance regardful thoroughgoing prim elaborate concerned religious selfdisciplined correct loving strenuous perfectionist in-depth by the book going to great lengths by the numbers most likely

Adjective

Being in effective or current operation, action, or force
active operational functional functioning working live operative opened serviceable operating running effective effectual moving acting alive going living on potent astir engaged exertive flowing involved movable powerful progressive pushing rolling simmering stirring travelling traveling turning in action in operation in process up and running at work in business in force in play non-inert non-passive in effect in use current in working order usable at play efficient valid useful workable binding present viable around dynamic actual influential practical existing in order existent in service productive extant persisting ongoing contemporary remaining continuing applicable surviving abiding successful strong practicable capable valuable helpful standing beneficial indicative competent adequate legitimate lawful official legal real prepared ready fruitful constructive worthwhile open licit advantageous in existence of assistance of help of use in gear in execution in commission signed and sealed legally binding rushing producing prevalent handy occupational utile available purposeful fit high-functioning well-functioning on-going hot on the statute book on line going on on track good on the map on the agenda trading in full swing on the job on fire ready for action able to function participant forceful decisive conclusive telling determinative sound forcible virtual requisite enough suitable near imminent looming essential impending in the market accessible employable open for business open to the public about implicit formal associated with affiliated with ticking awake developing subsisting vigorous alert on the move in motion in working condition concerned with connected with participating in virtuous energetic puissant taking part in actionable applicative useable exploitable profitable feasible applied convenient ultrapractical pragmatic operable realistic utilizable reasonable sensible utilitarian expendable unused wieldy consumable exhaustible instrumental subservient adaptable doable utilisable at hand at disposal in employment disposable available for use at your disposal in running order ready for use fit for use rational sane expedient real-world solid appropriate achievable commonsensical durable healthy hard-wearing dependable aiding assistive sturdy invaluable stout vibrant diligent vital spirited alive and kicking lively animated spry on the go industrious sprightly nimble practiced pragmatical vivacious quick exercised empirical utilized accomplishable used well-oiled bright-eyed and bushy-tailed full of beans realizable adapted correlated related experiential tested empiric practised realisable utilised enforced hands-on non-theoretical brought to bear

Adjective

Present as the strongest or main element
predominant chief principal leading main primary prime paramount central overriding prevailing capital cardinal foremost key preponderant supreme controlling dominant important ruling sovereign uppermost arch big first grand great greatest highest master overbearing overmastering preeminent premier primal prior prominent sovran superior top-priority top-tier ascendant notable number-one prevalent absolute all-powerful almighty arbitrary authoritative biggest directing dominating effective governing imperious influential largest major mighty number one numero uno official of greatest importance omnipotent overpowering potent predominate reigning superlative supervisory surpassing transcendent weighty holding the reins pre-eminent top outstanding commanding head vital essential lead ultimate pivotal crucial fundamental best supereminent basic presiding core focal eminent regnant critical unsurpassed topmost powerful distinguished utmost high illustrious famous peerless significant matchless incomparable salient unequalled consummate unequaled renowned celebrated senior noteworthy unrivalled unparalleled unrivaled staple exalted popular noted well-known intrinsic indispensable star champion respected prestigious noble underlying top-notch signal rudimentary stellar necessary remarkable towering elemental integral elevated famed top-ranking finest excellent arch- compelling conspicuous notorious puissant apex heavy high-level greater elite maximum overruling larger esteemed inimitable big-time first-rate first-class unmatched revered prepotent lofty radical striking acclaimed widespread high-ranking world-class glorious strong unlimited second to none marked exceptional imposing high-powered top-drawer successful special elementary premium regal decisive alpha infinite boundless unconditional quintessential urgent total unsurpassable dignified extraordinary magnificent perfect exemplary brilliant crack of prime importance must-have honoured reputable noticeable better formidable recognized honored prepollent pronounced root highly regarded especial No. 1 ranking boss seminal major league recognised of note all-important arresting unassailable domineering heavy-duty big-name guiding current obvious majority predominating emphatic royal inherent unrestricted unrestrained rife rampant unbounded impressive obtrusive accomplished finished moving full characteristic in control determining particular innate utter venerable august aristocratic complete majestic unprecedented consequential tiptop super top-level maximal select momentous unbeatable nonpareil sublime first and foremost burning in the ascendancy ace lion's share of supreme importance peak headmost winning most honourable honorable good high-up record eventful deciding fantastic marvellous storied highest-ranking fabled tops industry leading memorable high-profile original unexcelled well-connected prized valued upper-class marvelous phenomenal trusted iconic constitutional material constitutive best possible admired high profile upper furthermost resonant higher top-class redoubtable major-league to the fore A-number-1 A-1 primo a cut above the rest topflight top drawer of distinction well known big-league of the first rank expert dominative standard extensive final unmatchable ascendent general intervening superseding of greatest significance comprehensive favoured favored chosen initiative axial chad marquee simple oustanding all-embracing all-encompassing strongest telling vulgar received overall common public crowning bulkiest immediate world class imperial kingly serious basal operative keynote strategic worthiest beginning opening in demand bigger elder regulatory monitoring adjusting monarchical monarchal richest magnanimous stately high-class monarchial top-rank assertive executive legendary heroic triumphal idealistic learned front optimal A-list intrusive projecting pertinent protruding relevant arrestive jutting initial out of the ordinary extra special max supervising regulating authoritarian autocratic high priority gifted high-minded first rate highly rated big league second-to-none applauded optimum inaugural insistent dictatorial loftiest substantial utopian unexampled crown magisterial hotshot hotdog heavyweight infamous luminous lionized bright apical zenithal feted undefeated unbeaten hugest upmost uttermost definitive imperative overarching lionised visible the most immortal at the cutting edge at the leading edge heavy stuff hot stuff requisite respectable patrician refined untouchable meaningful determinative climactic pressing acute big-wheel big-shot big-gun upper-level of repute far-famed widely knowbn talked about much publicized of high standing without equal unique prerequisite mandatory needed required worthy genteel historic trendsetting hot-dog top of the line top of the range beyond compare posh much needed earth-shattering high-priority vitally important very important of great consequence life-and-death life-or-death of the utmost importance of the essence far-reaching record-breaking first class top-of-the-range par excellence prize-winning number 1 sans pareil highborn upmarket large highbred gentle huge grave wellborn in charge higher-ranking of higher rank high-grade first-string higher-level superordinate loftier highest ranking of influence eloquent distinctive historical rich oratorical cogent four-star magnific VIP mother of all exceeding categoric categorical unqualified outright fine unbound downright unmitigated tyrannical unreserved unequivocal wholesale transcendental superb unconstrained unquestionable peremptory strapping vigorous hardy robust blue-blooded excelling stalwart forceful doughty sturdy stout widely praised well born well thought of upper-crust natural silk-stocking high-born true entire intellectual ideal intuitive awe-inspiring uplifting primordial unequalable inspiring obscure hypothetical inspirational transcending whole unconfined intact abstract eternal theoretical lusty manful indomitable foundational wonderful deep-rooted ingrained terrific mean out-and-out no holds barred all out flat-out without limit straight out built-in hard-wired bottom-line deep-seated deep-down wieldy steamroller strengthy powerhouse smashing virtuoso skilful skillful amazing meritorious masterful masterly tremendous inborn native indigenous primitive hardwired inbred connate immanent engrained congenital sensational exquisite amazeballs fabulous admirable fab eye-catching strong as ox awesome standout wicked estimable beyond grasp neat dazzling unmistakable swell stupendous cool magic keen far-out rad belting wizard brill bonzer schmick beaut ripping hundred-proof A1 phat out-of-sight topping barrie top-hole bosting pearler out of this world exo on fleek mostest supercalifragilisticexpialidocious out-of-this-world spiffing discernible flamboyant grabby evident recognizable bold dramatic blatant distinguishable flagrant glaring splashy flashy catchy showy kenspeckle bodacious forestanding noisy recognisable easily seen in the foreground considerable exigent necessitous profound needful compulsory obligatory earnest of consequence portentous solemn called for severe life and death somber substantive sombre conclusive of moment sober settling of great importance monumental sedate staid no joke no laughing matter of great import of significance rudimental humourless humorless dire no-nonsense big deal meat-and-potatoes underlined introductory epoch-making all important fateful instrumental defining intense valuable germane structural uncomic climacteric appropriate worthwhile real appreciable ponderous applicable nitty-gritty world-shaking invaluable large-scale apposite tough now or never apropos bread-and-butter responsible certain apocalyptic useful pointed helpful clear desperate expedient abecedarian sizable fatal causal earth-shaking importunate demanded last clamant crying emergent ingrain world-shattering deep life-changing difficult serviceable dynamic tectonic earthshaking hard worth its weight in gold hefty in one's blood everyday earthshattering king life-preserving life-sustaining mainstream foundation everything shaping evaluative mainline inner constituent component connected fitting landmark organic definite apt actual at the heart of incumbent trenchant irrevocable super colossal mammoth involuntary nonelective forced indicative business-critical mission-critical big time skookum relative ill-fated doomful unlucky direful inauspicious ominous resultful drastic emergency sore impelling extreme decided incisive inseparable genuine name-of-the-game compulsatory determinate closing sustaining axiomatic supporting substratal underived groundlaying axiological substrative grass-roots bottom driving terrible parlous indelible permanent decision-making appurtenant applicative coal-and-ice wanted desired recommended preferred proper binding specified ineradicable ineffaceable crisp settled concluding clinching prodigious de rigueur intimate connatural hereditary indwelling inmost called-for very great pointful associated energetic sweeping empyrean empyreal litmus test life-saving incumbent on testing searching trying life or death name of game extremely important of great moment of vital importance impactful psychological to the point to the purpose in the public eye grievous overshadowing dangerous of concern ad rem sizeable of mark demanding priceless clamorous solid precious constraining instant showdown climatic touchy glum constructive favorable advantageous beneficial practical favourable inestimable stern inescapable irreplaceable firm sound gloomy grim dour profitable choice rare austere touch and go on thin ice hanging by thread clamouring persuasive clamoring requiring irresistible exacting distressing hurry-up obliging heat-on claiming forcing unyielding much durable ample healthy massive quiet downbeat sad treasured handy propitious conducive gainful productive timely rewarding behooveful commodious auspicious beneficent appreciated fruitful opportune superabundant abundant steady vast cold sober matter of life and death extremely useful extremely helpful beyond price of help of use of service loved of benefit held dear hot of value of assistance worth it big-deal worthful hot property scarce more powerful more important most important most noticeable most obvious most prominent most influential most powerful most illustrious most skilled most excellent most outstanding most significant

Adjective

Offering or producing the greatest advantage
best advantageous appropriate correct preferred right acceptable advisable apt expedient favourable favorable judicious practical pragmatic prudent rational reasoned wise beneficial desirable effective fitting logical opportune productive proper sensible sound strategic timely applicable effectual fit gainful helpful necessary recommended suitable useful worthwhile best suited clear definitive presentable sagacious suggested tactical valid compelling convenient seemly preferable profitable valuable commonsensical politic recommendable propitious auspicious well desired commendable counselable required needed essential fruitful beneficent behooveful indicated to one's advantage for the best of benefit in one's interest of service called-for called for perfect happy good felicitous becoming ideal golden promising lucky fortunate reasonable providential done befitting benign ripe fitted due rightful seasonable adequate sufficient well timed comme il faut satisfactory comely suited heaven-sent requisite shrewd provident astute circumspect discerning sage insightful sapient worthy of use well judged well advised canny constructive considered thoughtful discreet smart positive far-sighted rewarding vigilant perceptive savvy intelligent judgmatic judgmatical sane meet common-sense of value serviceable remunerative lucrative of assistance meritorious considerate well-advised worldly-wise well thought out worth it nice just levelheaded level-headed healthy a good idea meaningful justifiable usable purposeful utilitarian excellent substantial significant important of help exemplary paying money-making priceless estimable invaluable worth the effort self-serving to one's own advantage in one's own interests leery farsighted informed diplomatic discriminating cautious careful enlightened playing safe thinking twice wholesome prosperous hedging one's bets percipient acute agreeable benevolent instrumental supportive clever sober perspicacious pawky skilful benefic kindly gratifying benignant encouraging toward friendly argute accurate skillful sophisticated thorough wary profound calculating judicial sharp keen uplifting win-win inspiring clear-sighted well-judged in one's interests in one's best interests quick-witted heads-up long-headed pertinent relevant apposite germane commodious condign handy cut out for user friendly deserved in keeping fit for purpose righteous right up someone's street up to standard to the point good enough in keeping with okay merited swell copacetic in character up to snuff legit kosher well-timed most correct

Trái nghĩa của efficacious

efficacious Thành ngữ, tục ngữ

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