3
rattle(upset, disturb, weaken, depress, discourage)
3
scoop(verb, turn, produce, clean, discover)
3
undo(verb, strong, lessen, cancel, impair)
3
unstrengthen(verb, stop, hurt, ruin, restrain)
3
upset(verb, drop, disturb, defeat, destroy)
3
wear out(verb, expression, phrasal verb, blow, weaken)
2
abate(verb, decline, reduce, fail, halt)
2
abuse(verb, break, cut, hurt, ruin)
2
adulterate(verb, decline, reduce, ruin, fail)
2
answer
2
antagonize
2
baffle
2
batter(verb, stop, break, cut, hurt)
2
benumb(verb, dull, diminish, weaken, disable)
2
blighted
2
bring down(verb, expression, phrasal verb, hurt, reduce)
2
bruise(noun, verb, hurt, ruin, damage)
2
confound(verb, upset, reduce, ruin, weaken)
2
controvert(verb, reduce, ruin, weaken, subdue)
2
countercheck
11 years ago|13k views|share |citing 
APASmart Define. (2015). undermine thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/undermine/thesaurus/synonyms
ChicagoSmart Define. 2015. "undermine thesaurus" https://smartdefine.org/undermine/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, undermine thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/undermine/thesaurus/synonyms>.
MLASmart Define. "undermine thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/undermine/thesaurus/synonyms>