Synonyms|883Antonyms|225|Broader|8Narrower|11Related|303

96 entries under decline topic. ×

4
deteriorate(verb, fail, damage, harm)
4
diminish(verb, dull, reduce, fail)
4
mitigate(verb, reduce, fail, halt)
3
decay(verb, ruin, fail, blow)
3
dilute(verb, reduce, fail, halt)
3
lower(verb, upset, drop, reduce)
3
mar(verb, stop, break, cut)
3
moderate(verb, dull, reduce, fail)
2
abate(verb, reduce, fail, halt)
2
adulterate(verb, reduce, ruin, fail)
2
crumble(verb, fail, blow, lower)
2
decrease(verb, reduce, fail, halt)
2
degrade(verb, reduce, ruin, fail)
2
deprave(verb, ruin, fail, lower)
2
droop(verb, fail, blow, lower)
2
ebb(verb, fail, blow, lower)
2
fade(verb, break, hurt, reduce)
2
impoverish(verb, reduce, ruin, fail)
2
lose(verb, reduce, fail, halt)
2
pervert(verb, kill, weaken, corrupt)
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APASmart Define. (2015). undermine thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/undermine/thesaurus/synonyms
ChicagoSmart Define. 2015. "undermine thesaurus" https://smartdefine.org/undermine/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, undermine thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/undermine/thesaurus/synonyms>.
MLASmart Define. "undermine thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/undermine/thesaurus/synonyms>