170 entries under weaken topic. ×

2
injure(verb, break, dull, quiet, ruin)
2
invalidate(verb, decline, fail, halt, damage)
2
irrigate(diminish, decrease, thin, alter)
2
minify(verb, decline, restrain, ease, halt)
2
subvert(verb, ruin, defeat, destroy, harm)
2
tarnish(verb, destroy, damage, diminish, lower)
2
total(verb, break, beat, ruin, defeat)
2
underrate(verb, dismiss, withdraw, diminish, lower)
2
undervalue(verb, check, withdraw, diminish, lower)
2
wear down(verb, expression, phrasal verb, drop, cut)
2
wreck(verb, break, beat, ruin, destroy)
2
wrinkle(verb, decline, diminish, decrease)
2
write off(verb, expression, take, check, remove)
1
become smaller(verb, expression, decline, ease, moderate)
1
bleed(diminish, strain, consume, dry)
1
blemish(harm, hinder, spoil, debase)
1
blight(harm, spoil, degrade, debase)
1
confound(verb, upset, beat, ruin, defeat)
1
corrode(verb, slip, consume, burn)
1
cow(verb, upset, dull, ruin, slow)
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APASmart Define. (2016). reduce thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/reduce/thesaurus/synonyms
ChicagoSmart Define. 2016. "reduce thesaurus" https://smartdefine.org/reduce/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, reduce thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/reduce/thesaurus/synonyms>.
MLASmart Define. "reduce thesaurus" 26 February 2016. Web. 28 September 2026. <https://smartdefine.org/reduce/thesaurus/synonyms>