Trái nghĩa của strengthen

strengthens, strengthened, strengthening

Trái nghĩa: weaken,

weaken wane diminish abate lessen deteriorate wither damage destabilise destabilize shake compromise impair dwindle degenerate waste away break up undermine topple shatter collapse tumble crumble crumple

undermine weaken challenge compromise diminish sabotage subvert impair invalidate refute discredit negate rebut abate cancel annul threaten damage contradict disprove dispute deny destroy repudiate hurt unsettle veto void ruin cripple reduce hinder enfeeble impede spoil mar botch debilitate demoralize attenuate blunt corrode wreck thwart dent erode demoralise

weaken debilitate enervate enfeeble sap diminish compromise devitalize impair destabilise destabilize damage crush destroy wear out sap the strength of soften tire incapacitate exhaust etiolate waste erode depress wither prostrate make worse

destabilize destabilise disable disrupt unsettle dislocate unbalance

abate decrease diminish subside dwindle ease mitigate relent lessen relax remit wane fade recede fall lower taper attenuate quell decline reduce moderate calm allay slacken weaken de-escalate drop away drop off let up peter out taper off die down ease off ameliorate drop fade away settle down settle subdue disappear die away mellow out level off contract shrink extenuate dive ebb plunge let out plummet slump shrivel minify fall away fade out cool off become smaller phase down tail off fizzle out slow down grow smaller

decrease relax lessen moderate control lower reduce drop lighten slacken scale down cut back cut down scale back step down diminish abate weaken shrink dwindle curtail downsize curb minimize attenuate de-escalate slash contract minimise wind down downgrade limit alleviate taper bring down dial down tone down hurt minify cut wane downscale ease mitigate recede quell temper take down roll back hinder condense impair decrement mark down trim down extenuate abridge taper off turn down destroy undermine sap dent erode disempower degrade deplete make weaker subtract from pare down make smaller depreciate truncate decline devaluate debase deflate drain pare devalue rein back subdue

soften flex unstiffen relax make pliable make softer tenderise tenderize

contract decrease diminish dwindle lessen recede wane abbreviate abridge cease compress condense curtail cut decline deflate degrade demolish depress destroy discourage drop fall halt hinder hurt lower minimise minimize narrow prevent raze reduce repress retreat retrogress shorten shrink slump soften stop subtract undermine weaken play down take back dissuade dull dishearten abate deaden dampen calm worsen inhibit moderate kill curb deteriorate bore sink enervate upset block damage deter impede degenerate debilitate agitate dilute damp restrain dispirit suppress neglect sadden trouble subdue tire injure let down daunt check languish separate lose frustrate fade break annoy cripple ruin loosen melt restrict regress constrain retrograde divide obstruct liquefy thin depreciate worry hold back retard plummet get worse stifle bring down let go dissolve go downhill flex stagnate hamper fail enfeeble delay smother hamstring erode deplete impair slow demoralize spoil arrest vitiate decay slide oppose quell prohibit wear out disturb unfix demoralise condemn taper plunge mitigate lighten soothe decrement exhaust ease ameliorate downsize control compromise crumble blunt dip debase handicap waste away minify constrict cut back counteract stymie weary harm quash burden destabilize de-escalate encumber thwart deject scale down subtract from go down bottleneck crush disintegrate neutralize cramp interfere with leave alone aggravate break up sap the strength of open continue enlarge go to pieces disjoin set back neutralise destabilise become worse unsettle quieten pale fill numb emaciate retrench liquify tail off decelerate mar threaten pare torpefy hobble attenuate uninspire devitalize suffocate torment sap torture sedate dent temper subside shrivel limit avert exacerbate simplify incapacitate learn abandon interrupt cumber release be intolerant indulge sicken wither ail waste wilt psych out intimidate blemish fall behind not support unbold disincline shake tire out deduct lose consciousness take away stultify strangle cut down atrophy choke foil antique prostrate drain fear distress brake divert muffle knock down denounce demote shackle forestall slip wear off lapse ebb backslide be a hindrance to get in the way slow down throttle withstand resist combat make weaker fend off fall off disimprove heat confuse becourage mute extinguish squelch descend trim extenuate detrain lose a level lose ground level down fall apart lose quality quiet lull disenchant wait rest dismay aggrieve go to pot devaluate go to the dogs hit the skids impoverish go off infuriate bend excite trammel silence squash miniaturise criticise castigate miniaturize disgrace criticize belittle shame starve ignore hold out against refuse reject bother darken unfuel de-energize sensitize disband disunite disrupt part split disassociate contravene counter fetter muzzle crimp stonewall sensitise contain box in get in the way of expose unfasten bridle mellow rein in split up

hinder impede halt ignore prevent discourage obstruct stifle stop thwart neutralise neutralize reverse arrest ban bar check encumber enjoin fetter hobble interdict interfere with manacle neglect shackle snuff out squash squelch subdue suppress frustrate inhibit weaken block cease decrease retard

attack threaten assault imperil peril endanger intimidate torment abuse assail harm hurt menace terrorise terrorize frighten injure scare be a danger to be a threat to

understate downplay underemphasize underplay depreciate underestimate ignore trivialise trivialize diminish underrate belittle downgrade forget lessen minimise minimize undervalue de-emphasize deny devalue minify soft-pedal brush aside do an injustice to not do justice to play down shrug off gloss over make light of make little of

succumb yield surrender capitulate submit relent concede bow be overcome by be overwhelmed by give in give in to

startle spook scare shock unsettle alarm disconcert frighten terrify agitate panic stupefy surprise affright disturb horrify terrorise terrorize alarum consternate disquiet floor rock stun dumbfound dumfound flabbergast fright perturb awe scarify bowl over

abandon ditch abjure break with can cast aside cast off disavow discard dispose of drop dump end forsake jettison kick reject relinquish renounce scrap scrub turn one's back on

dilute thin adulterate weaken cut offset water deliquesce make thinner thin out water down

open unbar allow

disprove discredit invalidate refute confute contradict rebut challenge confound controvert debunk negate deny contravene weaken falsify impugn disconfirm belie gainsay expose find unfounded prove false shoot down tear down throw out call into question poke holes in be at odds with make a nonsense of shoot down in flames shoot full of holes show to be false

strengthened strengthener strengtheners strengthening strengthenings strengthens strength streety street-wise person streetwise streetwear streetwalker