270 entries under weaken topic. ×

1
lose it(expression, decline, degenerate, degrade)
1
lose quality(expression, decline, degenerate, degrade)
1
make waves(expression, upset, disturb, spoil)
1
mess up(verb, expression, break, hurt, ruin)
1
minimize(verb, decline, reduce, fail, halt)
1
muzzle(verb, stop, hurt, ruin, restrain)
1
palsy(hurt, injure, immobilize, debilitate)
1
pauperize(verb, reduce, ruin, subdue)
1
pinion(verb, stop, hurt, ruin, restrain)
1
poke full of holes(verb, expression, idiom, challenge)
1
psych out(expression, upset, depress, discourage)
1
put out of action(expression, idiom, stop, hurt, ruin)
1
regress(decline, degenerate, deteriorate, degrade)
1
relax(verb, decline, reduce, fail, halt)
1
render incapable(verb, expression, stop, hurt, ruin)
1
retrograde(decline, degenerate, deteriorate, decay)
1
retrogress(decline, degenerate, deteriorate, degrade)
1
sandbag(verb, challenge, dent, excavate)
1
scathe(verb, break, hurt, ruin, damage)
1
scoop out(verb, expression, phrasal verb, turn, produce)
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APASmart Define. (2015). undermine thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/undermine/thesaurus/synonyms
ChicagoSmart Define. 2015. "undermine thesaurus" https://smartdefine.org/undermine/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, undermine thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/undermine/thesaurus/synonyms>.
MLASmart Define. "undermine thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/undermine/thesaurus/synonyms>