9
injure(verb, upset, break, drop, cut)
9
reduce(verb, force, decline, ruin, defeat)
9
undercut(verb, challenge, weaken, dent, excavate)
8
dig(verb, turn, challenge, weaken, blunt)
8
attenuate(verb, stop, dull, strong, hurt)
8
incapacitate(verb, stop, break, hurt, reduce)
8
shake(verb, upset, depress, deterioration, alarm)
8
spoil(verb, stop, break, cut, decline)
7
break(verb, cut, decline, hurt, reduce)
7
burrow(verb, turn, produce, clean, discover)
7
damp(upset, depress, hindrance, extinguish, dishearten)
7
devitalize(verb, strong, decline, reduce, fail)
7
overthrow(verb, upset, drop, defeat, destroy)
7
tunnel(verb, turn, produce, clean, challenge)
7
vitiate(verb, break, cut, decline, hurt)
6
blunt(verb, stop, dull, hurt, ruin)
6
countermine(verb, opposition)
6
dampen(verb, upset, dull, disturb, diminish)
6
deaden(verb, dull, diminish, weaken, disable)
6
demolish(verb, break, ruin, destroy, damage)
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APASmart Define. (2015). undermine thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/undermine/thesaurus/synonyms
ChicagoSmart Define. 2015. "undermine thesaurus" https://smartdefine.org/undermine/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, undermine thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/undermine/thesaurus/synonyms>.
MLASmart Define. "undermine thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/undermine/thesaurus/synonyms>