Synonyms|1.4kAntonyms|486|Broader|22Narrower|81Related|879

276 entries under weaken topic. ×

2
retrograde(verb, drop, close, decline, reduce)
2
retrogress(verb, drop, close, decline, reduce)
2
return(verb, drop, close, decline, reduce)
2
rot(verb, drop, decline, reduce, fall)
2
sicken(verb, decline, degenerate, deteriorate)
2
spoil(verb, decline, fail, damage, lower)
2
step down(verb, expression, cut, check, reduce)
2
suppurate(verb, decline, degenerate, deteriorate)
2
tire(verb, dull, quiet, end, decline)
2
turn(verb, decline, degenerate, deteriorate)
2
underrate(verb, reduce, dismiss, diminish, lower)
2
vanish(verb, decline, fall, fail, diminish)
2
water(verb, reduce, diminish, thin, alter)
2
wear down(verb, expression, drop, cut, decline)
2
withdraw(verb, take, remove, reduce, diminish)
2
worsen(verb, drop, decline, reduce, destroy)
1
adulterate(verb, quiet, decline, reduce, fail)
1
alloy(decline, degenerate, deteriorate, decay)
1
backslide(verb, drop, decline, reduce, settle)
1
bant(verb, cut, reduce, diminish, lower)
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ChicagoSmart Define. 2016. "lessen thesaurus" https://smartdefine.org/lessen/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, lessen thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/lessen/thesaurus/synonyms>.
MLASmart Define. "lessen thesaurus" 31 January 2016. Web. 29 September 2026. <https://smartdefine.org/lessen/thesaurus/synonyms>