Synonyms|574Antonyms|147|Broader|8Narrower|11Related|287

76 entries under weaken topic. ×

3
depreciate(verb, cut, decline, ruin, fail)
3
diminish(verb, quiet, decline, reduce, fail)
3
irrigate(verb, reduce, thin, spoil, alter)
3
lace(verb, reduce, thin, spoil, alter)
2
crumble(verb, decline, hurt, fail, damage)
2
debilitate(verb, decline, reduce, fail, halt)
2
decrease(verb, decline, reduce, fail, halt)
2
mar(verb, decline, hurt, damage)
2
modify(verb, reduce, diminish, thin, alter)
2
phony up(verb, expression, phrasal verb, cut, reduce)
2
undermine(verb, decline, reduce, ruin, fail)
1
alter(verb, reduce, diminish, fake, thin)
1
be worse for wear(decline, degenerate, deteriorate, degrade)
1
become worse(expression, decline, degenerate, degrade)
1
break(decline, degenerate, deteriorate, degrade)
1
corrode(decline, degenerate, deteriorate, decay)
1
decay(decline, hurt, dirty, corrupt)
1
decline(verb, fail, halt, lower)
1
descend(decline, degenerate, deteriorate, degrade)
1
disimprove(decline, degenerate, deteriorate, degrade)
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APASmart Define. (2016). adulterate thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/adulterate/thesaurus/synonyms
ChicagoSmart Define. 2016. "adulterate thesaurus" https://smartdefine.org/adulterate/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, adulterate thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/adulterate/thesaurus/synonyms>.
MLASmart Define. "adulterate thesaurus" 29 February 2016. Web. 30 September 2026. <https://smartdefine.org/adulterate/thesaurus/synonyms>