130 entries under weaken topic. ×

2
paralyze(verb, disable, harden, toughen)
2
prostrate(verb, drain, disable, undermine)
2
queer(destroy, harm, hinder, spoil)
2
ravage(verb, break, hurt, ruin, harm)
2
thin(verb, adjective, cut, decline, reduce)
2
wreck(verb, break, hurt, ruin, destroy)
1
batter(verb, break, cut, hurt, ruin)
1
be worse for wear(decline, degenerate, deteriorate, degrade)
1
become worse(expression, decline, degenerate, degrade)
1
burn(verb, upset, break, cut, hurt)
1
crumble(verb, decline, fail, lower)
1
decay(decline, reduce, lessen, lapse)
1
decline(verb, reduce, fail, lower, slip)
1
decompose(decline, degenerate, degrade, decay)
1
decrease(verb, decline, reduce, destroy, fail)
1
descend(decline, reduce, lapse, degenerate)
1
devitalize(verb, decline, reduce, fail, halt)
1
disimprove(decline, reduce, lapse, degenerate)
1
ebb(decline, degenerate, deteriorate, decay)
1
exhaust(verb, decline, fail, halt, lower)
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APASmart Define. (2016). vitiate thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/vitiate/thesaurus/synonyms
ChicagoSmart Define. 2016. "vitiate thesaurus" https://smartdefine.org/vitiate/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2016, vitiate thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/vitiate/thesaurus/synonyms>.
MLASmart Define. "vitiate thesaurus" 24 March 2016. Web. 1 October 2026. <https://smartdefine.org/vitiate/thesaurus/synonyms>