Đồng nghĩa của disappoint

disappoints, disappointed, disappointing

Đồng nghĩa: displease, dissatisfy, let down,

Trái nghĩa: encourage,

disillusion dishearten disenchant dismay upset chagrin discourage dispirit depress disoblige sadden vex disconcert disgruntle embitter bum out dash hopes cast down dash the hopes of burst bubble dampen the spirits of shatter the illusions of let down take the wind out of your sails unnerve daunt demoralize unman dash shake chill frustrate throw confound demoralise distress alarm deject bother crush trouble cow make downhearted knock sideways displease knock for six throw cold water on pour cold water on disabuse disturb perturb deter scare discompose undeceive frighten unsettle worry disquiet agitate sap appal discountenance dampen subdue undermine concern abash fluster damp rattle discomfort faze disincline make dejected ail dissatisfy afflict frazzle unhinge fuss spook psych derail hagride alarum distemper distract undo flurry irk appall indispose pother bewilder freak out throw off balance weird out weigh heavily on get to knock the stuffing out of give someone the blues bring down to earth put a damper on baffle balk break the spell desolate lower weaken enervate humble weigh down make dispirited make crestfallen disparage humiliate put down bring down get down throw a pall over make someone fed up underwhelm baulk ruffle grieve hassle bring low offend hurt anger inconvenience annoy plague fret harass bug pester irritate torment peeve nark discombobulate miff wound turn sicken incapacitate flip cramp debilitate craze floor stir up get at tick off flip out fire up pick on wind up egg on enlighten rock the boat get across turn on get on your wick hack off make a scene give a hard time hurt somebody's feelings get someone lay up give someone grief make waves key up horrify shock startle disenthrall discomfit surprise set straight panic take aback shake up open the eyes of make sadder and wiser shatter somebody's illusions burst the bubble open one's eyes exercise paralyse terrify affright snafu paralyze flummox dumbfound terrorize nonplus embarrass perplex mystify terrorise puzzle put off foul up screw up mess up fill with consternation louse up muck up give a turn throw into a tizzy put the wind up awe confuse try overawe repress droop prostrate make despondent psych out cause to lose hope cause to lose heart dampen someone's hopes break one's heart beat down oppress intimidate burden aggrieve make sad petrify make gloomy make unhappy astound mortify exasperate harrow pain disempower enfeeble deflate abase aggravate disgust outrage tire browbeat weary bulldoze repel badger gall provoke hang over dampen spirits scare off bring tears to your eyes make one's heart bleed make one's hair stand on end overwhelm shatter devitalize jolt consternate demotivate squash scandalize flatten make miserable needle put into a flap dull put someone off their stroke torture throw into a tizz haunt fright chasten make discontented reduce to tears amaze scandalise agonize cause someone to lose their composure throw off rile make desolate nauseate make blue drag down agonise scarify disburb stiff cast a gloom upon burn up put into a funk chafe turn off cause suffering to scare to death make one's blood run cold strike terror into make uneasy chill to the bone make teeth chatter scare away break someone's spirit curdle the blood break someone's heart emasculate cloud thwart cast a shadow insult dispraise pall down press deplore lie excite break suppress subjugate stifle dampen someone's spirit dissuade prey on lie heavy on devastate squelch smother diminish despair knock for a loop gross out cast a gloom on cause disquiet to daze derange infuriate deaden defeat curb overcome quell extinguish overpower beset nag persecute make anxious beleaguer bedevil rouse pique complicate arouse intrude get in the way interfere take the heart out of throw into panic bear down on damp down madden scare stiff scare witless knock the wind out of bully sour fill with fear scare the bejesus out of freeze your blood harsh one's mellow shame dump cast a pall over goad make someone jump out of their skin give someone goose pimples make one's flesh creep give one the creeps scare someone out of their wits get the wind up put the fear of God into chill to the marrow scare the pants off scare someone half to death throw into a fright give someone the heebie-jeebies throw into a panic scare the living daylights out of throw into a blue funk hector silly blackjack drain incommode nettle bore disarrange disorganize snarl unglue cripple jumble muddle unzip disorder sting dragoon scare the daylights out of discommode gnaw at stress revolt bullyrag eat at grate on have had enough get on your nerves become bored try the patience of grate at exhaust someone's patience lose patience make wretched rack cause anguish to strain break the heart of drag darken beat drive crazy drive mad bogart send up blow out blow up take apart run down railroad cut to the quick debunk belittle snub destroy quash disarm tyrannize take steam out bludgeon stun stupefy keep under knock down let wind out of sails puncture balloon take down kick in the teeth take down a peg or two shoot down cut down to size let down easy ride uncalm buffalo harsh someone's mellow bear down make someone's heart bleed tyrannise distress greatly give someone the hump strong-arm soften melt touch mau-mau push around turn on the heat lean on bowl over set back tug at the heart arouse sympathy arouse pity tug at your heartstrings

fail blunder bungle fizzle flop flounder flunk founder bomb fall miscarry misfire underachieve underperform crater dissatisfy fluff fold abort fall flat fall short be unsuccessful fall down fall short of fall short of expectations fizzle out flame out be found lacking come to naught come to nothing fall through go down lack success miss the mark not come up to scratch not pass muster be found deficient be found wanting break down bring to naught come unstuck nose-dive screw up not show not succeed drift go astray run aground suffer defeat come a cropper drop out go wrong punch below one's weight not come up to expectations not make the grade collapse tank miss flatline backfire flummox lose sink without trace strike out go out of business blow it bite the dust wash out meet with disaster bomb out be in vain be frustrated come to grief go down like a lead balloon be defeated fail miserably go awry slip be ruined go pear-shaped go up in smoke rebound boomerang recoil go amiss be abortive go phut turn out badly go downhill be demoted miss the boat hit the skids decline hit bottom lose status deteriorate play into lose out go down swinging backslide back wrong horse lose control miss fire gang agley yield give crumple buckle fall flat on your face not pass lay an egg be rejected hit rock bottom blow up in someone's face go by the board cave in fall by the wayside go belly-up not come up to the mark explode fail to go off poop out not come off fizz out peter out

frustrate foil thwart baffle baulk defeat dash hamper hinder obstruct balk impede stymie interfere with nip in the bud put a damper on put the damper on throw cold water on pour cold water on check prevent circumvent scotch block scupper discomfit checkmate ruin stop beat foul up counter forestall derail put the kibosh on spoil upset the applecart curb snooker cramp outwit do for put a stop to put paid to restrain bilk crimp bar nullify nobble halt upset screw up put the mockers on louse up put a spoke in someone's wheel smash queer undo crab root cross mess up hold up stand in the way of give the slip put the stopper on oppose cripple trammel crush overturn confound quash traverse dish neutralize counteract hang up crool banjax obviate blight disconcert rattle snafu neutralise put the lid on cramp one's style throw monkey wrench in take down cook someone's goose queer someone's pitch spike someone's guns take wind out of play off stall deflect divert head off throw a curve elude promote dodge ditch duck faze skip shake juke buffalo bollix contravene debar scuttle invalidate shake off shuffle off suppress repel repress squash deter run circles around give the run-around run rings around repulse parry cause setback get the better of blank put end to counterplot beat down take wind out of sails bury halt in its tracks throw a spanner in the works throw a monkey wrench in the works dampen confront fetter stifle chill cloud inhibit hobble hamstring cancel overcome stump negate lick preclude conquer prohibit arrest annul forbid wreak havoc with burst bubble put a brake on dash one's hope give the run around mar wreck destroy render null and void disrupt end quell sabotage shatter devastate demolish nix scar play havoc with annihilate make a mess of cruel euchre put an end to do in disfigure stain decay injure blow a hole in afflict bring to naught bring to an end impair make a hash of taint throw a spanner in the works of damage throw a monkey wrench in the works of trash glitch up confuse skin stultify take the wind out of your sails hold back retard handicap encumber restrict shackle delay handcuff slow down hog-tie cumber manacle interrupt embarrass clog constrain short-circuit tie up avert bridle stave off stonewall ward off avoid get in the way of slow fend off bork get in the way limit intercept resist interfere escape withstand defy shut out puzzle mystify disturb throw flummox set back interdict withhold bind entangle hold off cut off forfend evade curtail subvert rule out undermine extinguish smother offset buck stay fight pre-empt confine help perplex combat blow anticipate abolish challenge nonplus bemuse sandbag rein in stem reduce kill bamboozle be beyond chain bewilder cancel out befuddle hold brake vex fluster choke fuddle addle fox steer clear of befog muddle hold down hold in defend against discombobulate keep lid on shut off deny attack terminate eradicate break eliminate obliterate threaten sidestep bypass harm negative suspend clobber unsettle disable discourage contest dispute control corner shun obscure inconvenience skirt decimate preempt rein catch impugn eschew squelch keep contain tie remit bottleneck govern second-guess muck up straiten regulate tame intermit weigh down pause countervail put a wrench in the works shelve stupefy hem in dumbfound be a hindrance to botch abrogate debilitate get ahead of get in before ward gravel disorient maze pull in subdue go against flabbergast turn aside provide against steal a march on bottle up abate wilder render ineffective stun floor choke off cork stem the flow of pick off drag your feet fog vitiate dam stagger cool overrule pose muddy beat someone to it keep back make ineffective put off beat someone to the punch beat someone to the draw countercheck close off put a spanner in the works strive against make someone scratch their head go to your head shut down redress wreak havoc struggle against mix up blow your mind be all Greek to give a hard time set someone thinking put up a fight against wipe out get cause havoc ruffle countermove finish finish off worst act against discontinue disarrange disorder disorganize get out of convulse derange turn upside down surpass make an end of bring to a close circumnavigate hit spike cause confusion in throw into disarray cause turmoil in throw into disorder throw into confusion leash exceed vanquish triumph gain bring an end to miss burden muzzle cease crash dispatch freeze inc incapacitate ravage commandeer prevent from making progress tie one's hands forefend net enmesh ensnare capture keep at bay stave keep off pigeonhole dead-end beggar snag be the end of sweep aside saddle with postpone damp put the brakes on take out of play entrap gainsay duel contradict disaffirm topple tackle detain retardate cheat be early tether dissuade hang fire save let box in defer protract affect act in advance of prepare for be one step ahead of head off at pass oppugn war put at risk turn veer shunt throw a spoke in the wheel of disadvise scare abort put on hold influence tamper prorogue resolve taboo outlaw bit enjoin jam incommode trouble discommode conflict break down break up slow up hold over put back back off hold off on bring to screeching halt make late bog down prolong put on back burner intrude on counterbalance turn off talk out of act like a wet blanket make a stand against bring to an end to cope with battle against keep in daze distract throw a monkey wrench into wrack have impoverish craze unbuild overreach outmaneuver outmanoeuvre outsmart raze overthrow outfox look away turn from shove aside snow obfuscate surprise counterpoise put on brakes put an stop to balls up throw off cause to be at a stand make your head spin disorientate mess with one's head make punchy intoxicate bring up short throw off balance bother take aback inebriate ball up muffle cut short still swallow work against make waves bring down staunch fight back moderate rain on someone's parade compensate for balance rebuff choke back constrict imprison measure incarcerate intern rule draw up keep in check keep under control fetch up pull up keep a lid on slacken pace bite back make up for correct lock in coop up fence in jail deprive necessitate gaol ban close in immure concuss shut in shotgun disallow bring to a standstill play for time counterweigh balance out equalize lock up be an antidote to deactivate square up even up counterweight override equalise defuse cool off monopolize foresee predict forecast envision preoccupy project expect void throttle screen put half nelson on weaken complicate rescind repeal monopolise reverse hurt retract revoke compromise countermand protest sap diminish monkey with reluct battle enfeeble flee disannul vacate dissolve null refuse lose disempower eat away whittle away render invalid drag through the mud emasculate clip one's wings chip away at demoralise knock the bottom out of queer the pitch of demoralize blunt poke full of holes attenuate torpedo destabilize destabilise mine dig out dig soften tunnel dent corrode hollow out wear be hostile to remove blackball baulk at dig in your heels object to dump be in opposition to dissent with face down lock horns with fly in the face of speak out against take on strike down fight against rebel against put down contend with ding be in defiance of break with take issue with refuse to accept take up arms against stand up to roll back belie set your face against turn thumbs down disprove kick against be anti turn down take a stand against shirk scape outrun double finesse fly shy shuck body-swerve slip away from run from throw off the scent get around get away from shuffle out of get away give the runaround slip through your fingers stay shy of weasel out of give the slip to slip through the net run around escape from run away from astonish astound get at strike dumb throw for loop boggle the mind of

dissatisfy disgruntle displease fail disaffect discontent cheat disquiet exasperate let down fail to satisfy not suffice leave dissatisfied not be good enough not pass muster give cause for complaint annoy anger irritate frustrate irk peeve break your word fall short of expectations break one's promise to dash hopes provoke offend upset incense gall aggravate vex rile nettle infuriate pique nark dismay affront madden put out mortify insult outrage perturb scandalize discompose hassle disturb trouble rattle bother miff bug disgust needle sound curdle zing roil worry misplease gravel wing hurt perplex fret cap chagrin cool enrage repel disoblige antagonize revolt antagonise tee off scandalise get at wind up hack off play dirty turn off tick off bum out hack you off put your back up cut to the quick embitter sour envenom alienate disillusion ruffle grate chafe rankle embarrass eat estrange inflame make resentful make bitter try get to give someone the hump poison discourage depress empoison get disenchant disconcert persecute agitate distress rasp discomfit spite gripe frost itch ride harass torment pain tease nag burn up hound mither bite get across rub up the wrong way be a pain in the neck give a hard time rankle with get in your hair get on your nerves make someone see red be a thorn in someone's side get your back up get under your skin drive up the wall drive bananas shock horrify appal sicken nauseate alien rark abash appall dishearten dispirit make somebody's hackles rise get on your wick try your patience ruffle one's feathers get your dander up make your blood boil be a thorn in someone's flesh get up someone's nose get your hackles up impose upon confound niggle discountenance burn put on the spot humiliate shame crush unman chill daunt unnerve demoralize confuse disgrace drive crazy demoralise make discontented drive mad jaundice exacerbate worsen plague pester acidulate bitter venom make rancorous acerbate afflict harry fluster fuss molest abrade give a bad time be at grate on mix up give someone grief

jilt ditch abandon drop reject betray desert forsake dump leave deceive discard chuck coquette throw over cast aside blow off break up with finish with kiss good-bye kiss off walk out on bin off break off break off with break up break with leave flat run out on split up turn down walk out do the dirty on get rid of leave high and dry leave in the lurch give someone the push give the elbow give the old heave-ho leave at the altar give someone the big E leave stranded strand cast off quit maroon turn your back on turn back on abdicate give up renounce wash your hands of rat on leave behind kiss goodbye withdraw from leave someone holding the baby split neglect separate disown bail on repudiate surrender part company part ways relinquish eighty-six split up with orphan divorce sacrifice give the heave-ho shun part with give someone the air walk away let go of back out of leave hanging walk away from run away from hang out to dry cut off secede escape disillusion fail pull away run away disenchant fail to support go stop going out with break off one's relationship with disclaim bereave leave in trouble leave holding the bag leave helpless disavow fall short of expectation abjure leave in a lurch forbear divorce oneself from end relations with have nothing more to do with jettison depart from brush off let someone down stab in the back leave all alone resign yield spurn make an orphan leave alone leave parentless give notice to go away from abstain from drift away take your leave of change one's tune take the oath show the door screw give up the ship flake out cop out cut loose let someone stew in their own juice leg it pull out of storm out drop out fly the coop dispose of bail out opt out of chicken out take a powder take a walk bow out part stop living together get divorced end relationship bust up become estranged reach a parting of the ways tell somebody it's over go separate ways discontinue end cease cancel stop terminate halt abort scrap forgo axe break scratch rescind kick scrub shelve can repeal revoke ignore remit interrupt forfeit desist from knock off ax have done with leave off resign from lay off of cry off throw up retire from dispense with shut off dust off part from wipe out call off cut out pack in shake lay off write off give over forget about pack up withdraw cede back out pull out renege hand over step down from apostatize get out of tergiversate go back on jack in get out bow out of step aside from avoid defect exit forswear renege on throw away back off opt out sell out throw in the towel vacate shirk depart put aside cast away turn retire waive abscond disengage retreat flee change sides refuse fall away from stop participating in abnegate turn over cast ashore eschew disinherit set aside beach backpedal welsh disregard forget dodge evade recant revolt tergiverse back down rebel give up on duck decamp bail weasel out bag disgorge pull default on move from let down change your mind drop out of shift one's ground go over walk out of wriggle out step down bail out on run out turn traitor call it quits deliver up abstract oneself give notice go over the fence stop participating turn one's coat call it a day break faith chuck in evacuate turn over to do without turn away from trap sign away isolate retract divert wreck shipwreck duck out stray backslide stand down from leave isolated eliminate dispose give over to shed disprofess pull the plug contract out give away dismiss walk off welsh on detach have no more truck with defect from violate oath jump ship disengage from pull back recede from scratch from absent yourself detach yourself forego finish sink move down let fall refuse to have anything to do with absolve yourself cease work stand aside hand in resignation sign off hang it up stand down be gone from be done with disremember throw out toss aside cast out quitclaim bail from escape from clear out from check out from retreat from fink out run off get off shut eyes to elope cop out of pay no attention to take no notice of snub sidestep bypass take off from say goodbye to abscond from cheat disappear from exit from set out from absent oneself from run along from split from shrink from skive skip skirt round back pedal worm out wiggle out shy from fail to honour beg off demit bag it dissatisfy pull down depress lower leave in lurch take down fall short put behind you apostacize bilk cut excuse steer clear of rationalize funk decline duck-shove skive off unlearn rat get cold feet chicken out of blow it off discard from memory duck out of wriggle out of use pretext have alibi rationalise slide out of get cold feet about give something a miss take the count throw in the sponge make one's exit throw off change allegiances revolt against secede from go over to the enemy go AWOL change loyalties be apostate give the slip toss over

mortify embarrass discomfit humiliate abash shame chagrin crush annoy deflate humble abase affront confound confuse disconcert discountenance displease faze fluster nonplus rattle vex appall appal horrify belittle degrade demean disgrace harass ridicule worry put down take down get one's comeuppance put to shame make someone eat humble pie take down a peg take the wind out upset perturb discompose disturb agitate bother unsettle unnerve perplex discombobulate dismay ruffle distract throw bewilder flurry disquiet distress throw off balance puzzle shake take aback put off irk put out of countenance put someone off their stroke set someone back on their heels put someone off their stride make uncomfortable make uneasy trouble muddle frustrate discomfort unhinge demoralize demoralise psych out get to irritate dumbfound baffle alarm disorient bug undo mystify make self-conscious catch off balance flummox gravel make nervous psych addle cause to be at a stand make someone scratch their head stir up put out rattle one's cage work up exasperate discommode afflict aggravate peeve throw into tizzy dissatisfy concern ail exercise fuss hagride alarum frazzle distemper derail hassle nettle weird out freak out unbalance shock surprise startle excite heat hurry frighten scare discourage deter intimidate daunt shake up panic bustle disorientate hinder disarrange balk baulk take by surprise worst put on edge flip spook craze fuddle foul up discredit dishonour stop someone in their tracks upset the applecart make awkward own make ashamed show up take the wind out of your sails throw into a tizz put into a flap make someone laugh out of the other side of their mouth make waves send into a spin make someone laugh on the other side of their face plague dishonor stun tease let down hang up catch one short throw into a tizzy put in a spot give a bad time make a monkey of give a hard time put in a hole put on the spot provoke befuddle bamboozle make anxious bemuse pester torment derange stupefy buffalo beat fox befog fret throw off terrify mix up dishearten terrorize pose get needle depress terrorise put the wind up torture maze daze oppress harry aggrieve affright muddy chill floor cow burden unman bedevil stress disorder agonize rouse jolt beset beleaguer grieve strain sadden stump scarify fright arouse move astound pother astonish egg on agonise burn up give someone grief get at blow your mind give a turn go to your head inconvenience dispirit incite pique gall inflame disorganize jumble disrupt petrify dizzy rack awe anguish destabilize pain despair turn sicken browbeat hurt offend badger incommode stimulate anger mess up snafu wound tear harrow wind up cause anxiety to miff persecute chafe destabilise amaze try turn on intoxicate inebriate make punchy indispose fire up gnaw at goad flabbergast wilder scare stiff make fretful tantalize tantalise nag scare the bejesus out of fog tick off pick on stagger push buttons make a scene scare to death ball up scare the living daylights out of cause someone to lose their composure set someone thinking mess with someone's head pull the rug out from under be all Greek to pull the rug from under do someone's head in muddle up haunt wring tangle overwhelm overawe affect subdue mistake bully preoccupy cause disquiet to corner eat away at frenzy disoblige molest elude blind down dement displace rummage disarray outrage complicate intrude tire interfere dash ferment freak unquiet make restless consternate traumatize jar scare silly make jump disillusion paralyse ventilate examine tear away at deject make someone's hair stand on end disgruntle disenchant traumatise unstring throw into confusion put off one's stroke boggle the mind of defeat strike dumb throw for loop stampede paralyze knock sideways fill with consternation screw up knock for six louse up muck up disarm curse hound make flip bug up catch unawares throw into uproar throw into disorder snow obfuscate throw into disarray fill with panic injure get in the way disaccord jangle discord disharmonize bring up short stymie throw a curve knock props out strap dog break nit-pick prick push desolate martyr eat at arouse anxiety in make miserable do a number on be on one's case make wretched cause suffering to make it tough for weigh on cut up cause anguish to straiten flutter ride uncalm undermine weaken enfeeble sap enervate hit a sour note tax hustle quicken drive insane disengage unfasten send over the edge separate unhitch disconnect uncouple detach make your head spin mess with one's head besiege bowl over set back weigh down test importune dun hector nark incapacitate cramp debilitate sweat out lie heavy on be a great weight on flip out get someone bum out get across hack off lay up key up weigh heavily on one's mind rock the boat hurt somebody's feelings throw into panic get on your wick repel disburb stiff bulldoze scare witless drive fill with fear freeze your blood give someone goose pimples strike terror into get the wind up scare away throw into a panic scare off inspire whip up stir invigorate make one's flesh creep give one the creeps put the fear of God into make teeth chatter chill to the marrow scare the pants off throw into a fright give someone the heebie-jeebies curdle the blood make one's blood run cold chill to the bone scare someone out of their wits scare someone half to death make one's hair stand on end throw into a blue funk spur pump up energize electrify galvanize make someone jump out of their skin juice up galvanise envigorate enliven trigger inspirit foment taunt animate enthuse liven up activize work energise jazz up titillate

mock cheat deceive defeat defy foil fool mislead belie delude disobey dupe elude frustrate rebel against thwart beguile betray challenge double-cross juggle let down sell out con trick swindle defraud sting bamboozle do stiff hoodwink rook diddle fleece cozen gull skin gyp take in sucker swizzle rip off euchre shaft snooker screw fiddle hornswoggle mulct gaff bunco bilk victimize clip beat sharp snow pull a fast one on take to the cleaners victimise take advantage of pull a swifty on circumvent sell a pup to take for a ride put one over on exploit nobble stick skunk hustle chouse pluck shortchange finagle hose ream bleed thimblerig squeeze flimflam chisel short stitch up overreach sell a pup do in do the dirty on ruin shake down do someone in the eye hoax outwit ensnare misguide entrap inveigle seduce kid lead on gammon catch have humbug spoof misinform burn buffalo bluff scam play joke on suck in hook impose upon fake out have on pull fast one string along pull the wool over someone's eyes lie to falsify put on sell fake take to cleaners take for ride beat out of rob take for play away cuckold gouge cross up step out illude lead up the garden path entice tempt lure lie bait jive impose on rope in pull one's leg lead down the garden path disinform outfox mousetrap caboodle do a number on play trick on lead up garden path stab in the back pretend maneuver manoeuvre baffle dust chicane feign sham milk pull jerk around embezzle shuck blag four-flush swizz pass off psych out gazump sell down the river misdirect misstate prevaricate poke borack doublespeak misrepresent propagandize distort pervert fudge bunk fabricate entangle enmesh propagandise charm enchant attract entrance lead astray hypnotize bewitch dazzle woo blind mesmerize captivate spellbind cuck cover up double-talk win over soft-soap sweet-talk put on an act put on false front decoy allure solicit cuckoldize butter up befool give wrong information to put on the wrong track put up smoke screen bait and switch give the wrong impression take jockey shave hypnotise play manipulate finesse mesmerise throw off the scent give someone a bum steer send on a wild goose chase wrong steer two-time play for a sucker put horns on horn hornify

let down betray desert drop forsake let fall move down sink cheat abandon depress disenchant disillusion dissatisfy fail fall short leave in lurch leave stranded lower pull down take down fail to support jilt neglect fall short of expectation bail on let someone down stab in the back leave in the lurch leave high and dry

fall short be deficient be lacking be wanting fail be inadequate be insufficient fail to meet fail to reach prove inadequate fail to live up to not come up to scratch not make the grade not be up to snuff fail to live up to one's expectations

break faith with betray be disloyal to be unfaithful to be untrue to cheat deceive double-cross fail let down give away play someone false rat on stitch up be a Judas to stab in the back do the dirty on sell down the river two-time trick defraud backstab cross sell out mislead hoodwink swindle be disloyal commit treason be unfaithful play Judas break promise turn traitor do someone dirty bite the hand that feeds one break faith give someone a Judas kiss be treacherous to break one's promise to sell the pass bite the hand that feeds you turn against walk out on knife in the back break trust break with pool go back on pimp on doublecross attack desert sting con cozen split juggle take in illude scam beguile double deal four-flush sell dupe humbug bluff fleece do stiff diddle skin rook gyp rip off take for a ride fool sucker bilk bamboozle screw victimize flimflam gull gaff stick shaft snooker pull a fast one on victimise take advantage of pull a swifty on put one over on hoax delude hustle bleed shortchange mulct fiddle hose squeeze finagle chisel short euchre skunk ream thimblerig rob chouse pluck burn nobble clip beat snow bunco hornswoggle do in shake down gouge milk exploit short-change sandbag have outwit rush chicane swizzle goldbrick take thwart shuck double-deal take to the cleaners lead up the garden path sharp sell a pup to give someone a bum steer do someone in the eye embezzle pilfer fudge jive do out of pull fast one sucker into sell a bill of goods to do number on trim blench lirt rogue belirt crib give the shaft fast talk take out break the rules rope in pull one's leg jerk around screw over give bum steer do a number on surcharge soak gazump charge too much extortion overcharge nick pad overtax kid spoof outmanoeuvre suck in gammon catch fake out have on string along stump misguide outmaneuver catch out entrap misinform buffalo overreach sell a pup circumvent foil ruin frustrate

leave much to be desired be unsatisfactory fall short let down not be up to scratch not make the grade

backfire boomerang fail rebound miscarry founder flop misfire backlash be counterproductive be self-defeating bomb come back fall flat fall through go wrong recoil ricochet go belly-up redound on bounce back have an adverse effect have unwelcome repercussions for meet with disaster spring back turn out badly not go as planned cause one to be hoist with one's own petard come back on have an adverse effect on redound reverberate rebound on recoil on affect badly be unsuccessful go pear-shaped go amiss come to grief fail to work out misfire on backfire on be self-defeating for score an own goal boomerang on have unwelcome repercussions come home to roost kick back blow up in one's face come back upon return with interest react badly

disappointed disappointedly disappointing disappointingly disappointing performance disappointment disapplying disapply disapplies disapplied disappears slowly disappear slowly