239 entries under lessen topic. ×

11
vitiate(verb, break, cut, decline, hurt)
10
debase(verb, upset, dull, quiet, cut)
10
dull(verb, upset, quiet, check, reduce)
10
lower(verb, upset, calm, drop, dull)
10
relax(verb, calm, go, decline, open)
10
subdue(verb, break, dull, check, reduce)
10
unnerve(verb, upset, dull, quiet, strong)
9
blunt(verb, stop, dull, quiet, check)
9
crumble(verb, stop, break, drop, go)
9
ebb(verb, stop, calm, break, drop)
9
sag(verb, drop, take, go, open)
9
slacken(verb, stop, calm, drop, go)
9
worsen(verb, break, drop, decline, reduce)
8
collapse(verb, break, drop, go, decline)
8
disintegrate(verb, break, drop, give, decline)
8
ease(verb, calm, drop, dull, cut)
8
ruin(verb, stop, break, cut, hurt)
8
spoil(verb, stop, break, cut, decline)
8
temper(verb, calm, dull, check, decline)
7
drop(verb, break, take, give, cut)
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APASmart Define. (2016). weaken thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/weaken/thesaurus/synonyms
ChicagoSmart Define. 2016. "weaken thesaurus" https://smartdefine.org/weaken/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, weaken thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/weaken/thesaurus/synonyms>.
MLASmart Define. "weaken thesaurus" 26 February 2016. Web. 28 September 2026. <https://smartdefine.org/weaken/thesaurus/synonyms>