Synonyms|883Antonyms|225|Broader|8Narrower|11Related|303

270 entries under weaken topic. ×

5
deplete(verb, diminish, blow, waste)
5
depress(verb, upset, decline, reduce, disturb)
5
erode(verb, diminish, challenge, shape)
5
foil(verb, challenge, hindrance, dent)
5
lessen(verb, dull, decline, reduce, fail)
5
shatter(verb, stop, break, hurt, ruin)
5
soften(verb, dull, decline, fail, halt)
4
blight(verb, break, cut, hurt, ruin)
4
confute(verb, reduce, ruin, subdue)
4
corrode(verb, break, decline, hurt, ruin)
4
deteriorate(verb, decline, fail, damage, harm)
4
diminish(verb, dull, decline, reduce, fail)
4
disarm(verb, stop, upset, hurt, ruin)
4
mitigate(verb, decline, reduce, fail, halt)
4
paralyze(verb, stop, hurt, ruin, restrain)
4
prostrate(verb, stop, upset, drop, hurt)
4
queer(verb, harm, hinder, spoil)
4
refute(verb, reduce, ruin, subdue)
4
wear(verb, blow, challenge, consume)
3
decay(verb, decline, ruin, fail, blow)
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ChicagoSmart Define. 2015. "undermine thesaurus" https://smartdefine.org/undermine/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, undermine thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/undermine/thesaurus/synonyms>.
MLASmart Define. "undermine thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/undermine/thesaurus/synonyms>