2
impoverish(verb, cut, decline, reduce, ruin)
2
infect(harm, spoil, injure, degrade, debase)
2
irritate(aggravate, worsen)
2
jeff(verb, ruin, destroy, damage, total)
2
knock out(expression, stop, dull, quiet, hurt)
2
lacerate(verb, break, trouble, hurt, ruin)
2
louse up(verb, expression, phrasal verb, hurt, ruin)
2
make worse(expression, aggravate, worsen)
2
mess up(verb, expression, phrasal verb, break, trouble)
2
minimize(verb, decline, reduce, fail, ease)
2
mistreat(verb, ruin, harm, corrupt, degrade)
2
moderate(verb, cut, decline, reduce, fail)
2
molest(verb, hurt, ruin, damage, abuse)
2
neutralize(verb, cancel, undo, discredit, annul)
2
odd
2
outrage(verb, hurt, ruin, damage, abuse)
2
overturn(verb, break, end, reduce, ruin)
2
persecute(verb, harm, corrupt, violate, molest)
2
plunder(verb, upset, ruin, destroy, damage)
2
raze(verb, break, end, ruin, destroy)
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APASmart Define. (2015). impair thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/impair/thesaurus/synonyms
ChicagoSmart Define. 2015. "impair thesaurus" https://smartdefine.org/impair/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, impair thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/impair/thesaurus/synonyms>.
MLASmart Define. "impair thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/impair/thesaurus/synonyms>