89 entries under lessen topic. ×

6
languish(verb, drop, dull, decline, fall)
6
mildew(verb, decline, weaken, stain)
5
fade(verb, stop, break, drop, end)
5
putresce(verb, decline, weaken, degenerate)
5
wither(verb, stop, break, end, decline)
4
curdle(verb, dull, decline, spoil, weaken)
4
disimprove(verb, break, drop, decline, reduce)
4
go to seed(verb, expression, idiom, decline, fail)
4
lapse(verb, stop, drop, end, decline)
4
retrograde(verb, stop, drop, end, decline)
4
suppurate(verb, decline, weaken, gather)
4
waste away(verb, expression, phrasal verb, break, decline)
3
collapse(noun, verb, break, decline, reduce)
3
dissolve(verb, decline, hurt, reduce, smart)
2
be impaired(verb, decline, weaken, degenerate)
2
become contaminated(expression, decline, weaken, degenerate)
2
defile(verb, break, decline, hurt, ruin)
2
depreciate(verb, drop, decline, ruin, fall)
2
discolor(verb, break, decline, hurt, ruin)
2
dry-rot(verb, decline, weaken, degenerate)
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APASmart Define. (2016). rot thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/rot/thesaurus/synonyms
ChicagoSmart Define. 2016. "rot thesaurus" https://smartdefine.org/rot/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, rot thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/rot/thesaurus/synonyms>.
MLASmart Define. "rot thesaurus" 29 March 2016. Web. 24 September 2026. <https://smartdefine.org/rot/thesaurus/synonyms>