Weaken

Verb

 * 1)  To make weaker.
 * 2)  To become weaker.

Adverbs for Weaken
painfully; constitutionally; unsuspectedly; alarmingly; tragically; treacherously; precipitately; materially; basically; ostensibly; insidiously.

Thesaurus
abate, afflict, aggravate, allay, alleviate, assuage, attemper, attenuate, bank the fire, bate, beat, blunt, break, bugger, burn out, cave in, chasten, collapse, come apart, come unstuck, conk out, constrain, control, cramp, cripple, crumble, cut, damage, damp, dampen, de-emphasize, de-energize, deaden, debilitate, decline, dematerialize, derange, deteriorate, devitalize, dilapidate, dilute, diminish, disable, disedge, disembody, disenable, disintegrate, disorder, do in, do up, downplay, drain, draw the teeth, droop, drop, dull, dwindle, ease, emacerate, emaciate, emasculate, embitter, endamage, enervate, enfeeble, etherealize, eviscerate, exacerbate, exhaust, extenuate, fade, fag, fag out, fail, faint, fall short, fatigue, fizzle out, flag, frazzle, give out, give way, go downhill, go soft, go to pieces, gruel, hamstring, harass, harm, hit the skids, honeycomb, hors de combat, hospitalize, hurt, impair, inactivate, incapacitate, indispose, injure, invalid, irritate, jade, keep within bounds, kibosh, knock out, knock up, lame, languish, lay, lay low, lay up, lenify, lessen, lighten, lose strength, maim, make worse, minimize, mitigate, moderate, modulate, obtund, overfatigue, overset, overstrain, overthrow, overtire, overturn, overweary, palliate, paralyze, peak, peg out, peter out, pine, play down, poop, poop out, prostrate, put, put back, queer, queer the works, rarefy, rattle, reduce, reduce the temperature, remit, repress, restrain, retund, run down, sabotage, sap, sap the foundations, shake, shake up, shrink, sicken, sink, slacken, slow down, smother, sober, sober down, soften, soften up, spike, spiritualize, stifle, subdue, subtilize, subvert, suppress, tame, temper, thin, thin away, thin down, thin out, throw down, throw over, tire, tire out, tire to death, tone down, tucker, tune down, turn, unbrace, undermine, underplay, unfit, unman, unnerve, unstrengthen, unstring, upend, upset, use up, wane, waste, waste away, water, water down, wear, wear away, wear down, wear on, wear out, wear thin, weary, wilt, wind, wing, wither, wither away, worsen, wreck, yield

Translations

 * Czech:
 * Dutch:
 * Finnish:
 * French:
 * German:
 * Hebrew: החליש
 * Hungarian:


 * Japanese: 弱くする
 * Latin:
 * Latvian: vājināt
 * Scottish Gaelic:
 * Spanish:
 * Swahili:


 * Dutch:
 * Finnish: ,
 * French:
 * Hungarian:


 * Japanese: 弱くなる, 衰える,  弱気になる
 * Scottish Gaelic:
 * Spanish: