Từ trái nghĩa của valid

Từ đồng nghĩa: adequate, authorized, cogent, effective, established, good, lawful, legal, proven, sound, true, well-grounded,

Từ trái nghĩa: false, invalid,

groundless baseless unjustified Unsupported unfounded unsubstantiated unwarranted illogical nonsensical unreasoned fallacious foundationless incoherent unjustifiable inconsequential questionable sham untrue bogus specious unrecognised unrecognized weak erroneous invalid unrealistic wrong illegitimate spurious untrustworthy false inconsequent misguided unreliable gratuitous imaginary nonrational unconvincing unsound causeless illusory uninformed unproven unreasonable irrational nonvalid uncorroborated unsupported ill-founded uncalled for uncalled-for without basis without cause without explanation without foundation without justification without reason not backed up incorrect senseless preposterous foolish flawed inexact faulty inaccurate dishonest implausible silly idiotic unreasoning imprecise stupid unwise absurd ludicrous improper ridiculous sophistic thoughtless reasonless daft off injudicious insane unscientific crazy wacky unofficial flimsy untruthful unauthorized undependable inauthentic iffy brainless disjointed unsanctioned untenable fatuous informal inane dodgy unintelligent nutty unsuitable unreal unauthentic dubious uncertain careless indiscreet unacceptable unauthorised unfair wrongful unstable disconnected inadequate arbitrary mindless wild improbable unfaithful loose corrupt corrupted mistaken loony fictitious fake unthinking mock insincere kooky ignorant shaky demented mad fanciful unratified contradictory hollow unproved flakey concocted unconfirmed disreputable irresponsible off-the-wall uncertified obscure unsystematic irrelevant doubtful impractical undocumented inconsistent unverified fantastical inconclusive supposititious suppositious phoney phony meaningless invented fabricated unsubstantial flaky imbecilic misleading vague incomplete indefinite incautious nervous upset reckless mendacious prevaricating fibbing lying aberrant asinine blind unprovoked unbalanced bizarre empty delirious excited imbecile bottomless outrageous cockamamie nonthinking imperfect defective beyond belief nonauthentic unrespected flighty unexpected capricious fallible nonlegitimate insubstantial falsified erratic dishonorable misinformed delusory delusive biased unfitting suspect deceptive pseudo unconnected not dependable not trustworthy incongruous sophistical hypothetical fictionalized fictional fraudulent impossible irreconcilable dishonourable touch-and-go rocky apocryphal truthless casuistic wide of the mark self-contradictory inequitable speculative contrived imagined theoretical counterfactual nonofficial off the wall off beam dicey unapproved distorted fishy laughable pretend unsupportable nonfactual artificial cooked-up fictionalised made-up trumped-up make-believe ambiguous casual manufactured forged colored raving undecided rambling incomprehensible confusing unintelligible muddled unclear nondocumentary mythical unhistorical nonhistorical fantastic coloured unresolved disorganised unrational disorganized unmethodical confused disorderly unauthenticated personal private unendorsed undetermined wavering in doubt undefined unsettled ill-defined hazy off-the-record not understandable off the record

invalid illegal unlawful void banned illegitimate prohibited annulled illicit unofficial canceled cancelled inacceptable inoperative revoked unacceptable rescinded nonvalid nullified incorrect unusable improper null repealed legally void not binding null and void

fake bogus counterfeit false phoney pseudo spurious phony sham mock supposititious unauthentic artificial fraudulent imitation dubious illegitimate ingenuine factitious questionable feigned imitative ersatz inauthentic pretentious pirated unreal knock-off untrustworthy invalid suppositious synthetic forged deceptive dishonest ungenuine falsified dishonorable unacceptable untrue unauthorized doubtful supposed bad unauthorised disagreeable detestable pretend unnatural dishonourable

questionable ambiguous dubious obscure suspect uncertain unreliable controvertible debatable vague cryptic dodgy unprovable apocryphal flimsy suspicious arguable disreputable problematical incoherent oracular unproven disputed dubitable spurious doubtful shady untenable disputable doubtable unconvincing controversial iffy unverified contentious problematic unclear

illegal illegitimate illicit lawless unlawful wrongful criminal back-alley banned black-market contraband disallowed forbidden invalid outlawed unacceptable underage wrong prohibited unauthorized unauthorised felonious unsanctioned unlicensed interdicted taboo bootleg proscribed incorrect barred lawbreaking unofficial corrupt against the law under the counter fraudulent improper abnormal crooked dishonest verboten prosecutable deceptive smuggled underhanded unconstitutional unwarrantable unscrupulous shady counterfeit false foul irregular racket unwarranted dodgy dirty unjust extralegal malfeasant violating under-the-counter wildcat unfitting bent under-the-table unreasonable off limits

inoperative nonfunctional broken dead inactive kaput kaputt nonactivated nonfunctioning nonoperating nonoperational nonoperative ineffective inefficient invalid powerless unusable unworkable passive unfunctional unworking worthless out of order

vague inconclusive inadequate unsatisfactory groundless questionable ambiguous deficient incomplete insufficient unconvincing unfounded contestable disputable unfinished unsatisfying academic academical answerable arguable contradictable controversial controvertible debatable debated disputed doubtable equivocal hypothetical iffy indeterminate invalid lacking moot negotiable problematic problematical refutable speculative theoretic theoretical indecisive uneventful

indefensible unjustifiable unreasonable arbitrary insupportable unsustainable untenable unwarranted capricious illegal illegitimate improbable inexcusable invalid prohibited unacceptable unlawful unlikely unsuitable wrong unpardonable unforgivable unbelievable unvindicable irrational

unconvincing unimpressive unpersuasive weak feeble unsuccessful vain implausible inconclusive ineffective dubious inadequate shallow specious fanciful unconceivable unlikely incredible ineffectual poor unbelievable doubtful flimsy unthinkable lame unrealistic incredulous questionable trifling thin uncompelling unsound improbable inconceivable suspect fantastical indecisive unimaginable unsatisfactory beyond belief far-fetched not convincing not credible scarcely credible difficult to believe hard to believe impotent invalid incapable vague dissuasive meek inept incompetent insipid indefinite incoherent unintelligent stupid wanting ignorant obscure irrelevant faulty unfounded substandard unsubstantial immaterial deficient lacking inconsequential incomplete shaky half-hearted groundless hollow raw pathetic untrained unqualified unsure imperfect forceless inapt failing impactless defective insufficient flabby limited unremarkable toothless disputable immature unprepared rambling understated unpronounced lousy derisory laughable inefficient unimportant muddled disheartening dampening discouraging unreasonable illogical inactive gentle moderate mild lethargic apathetic idle unforceful passive

unreliable deceptive undependable democratic dishonest false inaccurate irresponsible untrustworthy untruthful phoney fake spurious untrue fictitious invalid illegitimate deviant inexact nonrepresentative misguided unfounded fallacious sham forged improper unusual untypical guileful unreal faked incorrect suppositional ungenuine dissembling abnormal imprecise unsound fanciful pretended indirect hollow atypical inexistent erroneous sophistical anomalous supposititious concocted factitious misrepresentative fabricated inappropriate corrupted fictional duplicitous inauthentic phony unofficial pseudo fraudulent deceiving apocryphal conjectural bogus mealymouthed strained off insincere suppositious distorted flawed truthless artificial assuming aberrant faulty nonexistent dissimulating pretentious unjust snide wrong counterfactual invented specious misleading irregular deceitful manufactured unauthentic corrupt cooked-up put-on trumped-up made up make-believe self-styled made-up

nonaggressive peaceful weak

imaginary abstract intangible fictional conceptual fabricated imaginative invented unreal concocted fictitious hypothetical theoretical unsubstantial imaginal notional visionary assumed fanciful fantastic figmental illusory imagined legendary mythological nonexistent pretend virtual chimeric dreamlike dreamy ethereal fancied ideal illusive mythical supposed suppositious supposititious chimerical dreamed-up fantasied fantastical made-up make-believe mythic non-existent storybook whimsical inexistent fantasy envisaged visualized conceived immaterial envisioned untrue visualised fictionalized made created nonfactual fabulous artificial embellished fashioned improvised apocryphal unfactual possible fictive mock delusory phantasmal factitious likely devised simulated faked contrived potential phantom phantasmic figurative presumptive hypothetic theoretic apparent questionable presumed suppositional presupposed suppositive asserted synthetic conjectural inferential subjective cooked-up nondocumentary platonic nonhistorical unhistorical purported fictionalised made up

meaningless inconsequential insignificant unimportant irrelevant senseless trivial superficial useless worthless incomprehensible insubstantial unsubstantial futile inane fruitless pointless illogical trifling unintelligible vain aimless incoherent motiveless silly feckless inconsiderable ridiculous nugatory unproductive vacuous empty fatuous hollow purposeless nonessential nonsensical unprofitable valueless good-for-nothing carrying no great weight having no effect of no use

inadmissible banned barred forbidden impermissible interdicted prohibited proscribed verboten disallowed illegitimate inapplicable inappropriate intolerable irrelevant unacceptable unfair unjust unsuitable wrong

impracticable impossible unworkable hopeless infeasible nonviable unattainable undoable unfeasible unrealizable unviable inconceivable inviable unachievable unlikely unpractical unreasonable unthinkable out of the question

incoherent confused confusing desultory incomprehensible wild disconnected discursive illogical inconsistent irrational maundering mumbled puzzling rambling unclear unrelated babbling delirious disjointed disorganised disorganized hysterical inarticulate inchoate incohesive incongruous jumbled raving unintelligible all-over-the-place choppy discontinuous discordant dumb faltering garbled muddled mumbling scrambled uncoordinated hard-to-follow mixed-up wandering

unacceptable unsatisfactory unsuitable disturbing dissatisfactory disagreeable disappointing pathetic unrespectable improper intolerable obnoxious bad condemnable exceptionable indefensible poor questionable unseemly deplorable disgraceful dodgy impermissible inacceptable inappropriate insupportable nasty appalling awful distasteful dreadful lamentable laughable objectionable offensive reprehensible unreasonable amateurish atrocious contemptible displeasing dubious horrible inadequate loathsome repugnant sad terrible undesirable

impracticable unusable impractical inapplicable inoperable nonfunctional nonpractical unavailable unemployable unworkable useless inappropriate unadaptable unprofitable unserviceable worthless ineffective inadequate impotent incapable ineffectual prohibitive unsuitable invalid unsuccessful inexpedient nonproductive bad inept fruitless inoperative futile not effective unpurposed incongruous theoretical erring improper bootless harmful imperfect feckless inactive defective inapt of no use infelicitous waste dysfunctional hurtful uncongenial fallible unworthwhile fail expendable not useful unfavorable disadvantageous injurious substandard inefficacious unavailing unpropitious counterproductive unbeneficial weak unfitting incompatible unwise scrap inutile malapropos faultful purposeless unfruitful inapposite detrimental unfavourable profitless unfunctional disagreeable valueless unuseful destructive good-for-nothing abortive no good hopeless unbefitting

irrelevant immaterial impertinent inapplicable irrelative inappropriate inapposite pointless trivial unconnected extraneous inconsequential unfitting inconsequent unrelated disconnected unassociated unimportant unsuitable discordant disparate separate tangential detached dissociated inappurtenant inapt incongruous trifling independent insignificant minor peripheral unapt improper inapropos inessential superficial beside the point isolated unattached unfit different distinct malapropos mismatched variant unlinked misbecoming not related not pertinent

unconventional uncustomary unorthodox different irregular odd uncommon untraditional unusual atypical curious dissident eccentric nonconformist nontraditional strange unceremonious unwonted aberrant abnormal bizarre bohemian casual extraordinary informal liberal nonconventional nonorthodox progressive quirky unfamiliar unique weird crazy dissentient dissenting maverick radical wacky broad-minded freewheeling heterodox iconoclastic open-minded out-there

imprudent injudicious flippant ill-considered improper ignorant ill-conceived improvident inconsiderate irresponsible tactless thoughtless unconsidered unthinking unwary unwise brash careless graceless impolitic indelicate inexpedient negligent undiplomatic foolhardy foolish heedless ill-advised ill-judged inadvisable indiscreet misguided rash short-sighted

flexible lax loose relaxed slack lenient amenable calm easy easy-going equivocal facile gentle inconclusive inexact kind mild nice pliable pliant soft tolerant unrigorous vague weak willing yielding

fleeting eradicable

indemonstrable insupportable unprovable unsupportable unsustainable unverifiable falsifiable moot

affected superficial unnatural fake deceptive artificial exaggerated pretentious phony insincere spurious faked false pretended inauthentic shallow assumed feigned manufactured fraudulent hollow contrived skin-deep phoney

immaterial unreal intangible impalpable nonmaterial nonphysical abstract asomatous discarnate unbodied unembodied formless incorporeal subjective unearthly disbodied disincarnate ethereal imponderable metaphysical unfleshly unworldly not material

actual concrete factual real confirmed definite effective exact specific true absolute indubitable clear unquestionable categorical undeniable authentic truthful substantive genuine substantial certain tangible attested precise veritable hard indisputable verified clear-cut

expired old dated fusty invalid moldy mouldy past stale out of date

validate validated validates validating validation validations valiantness valiantly valiant valiancy valiancies valiances