4
hinder(verb, information, damage, influence, harm)
4
negative(adjective, cancel, undo, discredit, annul)
4
ravage(verb, break, end, hurt, ruin)
4
scathe(verb, break, hurt, ruin, damage)
4
shake(verb, upset)
4
subvert(verb, break, hurt, ruin, destroy)
4
wear away(verb, expression, break, decline, hurt)
4
wrong(verb, break, cut, hurt, ruin)
3
abrade(verb, decline, hurt, diminish, decrease)
3
abrogate(verb, cancel, undo, discredit, annul)
3
become rotten
3
blighted
3
blow
3
blunt(verb, stop, dull, quiet, hurt)
3
bollix(quell, flubbed)
3
bust(noun, verb, reduce, ruin, destroy)
3
cloud(verb, confuse)
3
consume(verb, dull, quiet, end, ruin)
3
cramp(verb, trouble, halt, damage, progress)
3
cross
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APASmart Define. (2015). impair thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/impair/thesaurus/synonyms
ChicagoSmart Define. 2015. "impair thesaurus" https://smartdefine.org/impair/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, impair thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/impair/thesaurus/synonyms>.
MLASmart Define. "impair thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/impair/thesaurus/synonyms>