145 entries under deteriorate topic. ×

13
dwindle(verb, stop, drop, end, cut)
13
weaken(verb, stop, drop, end, cut)
12
fall(noun, verb, stop, drop, end)
12
go bad(verb, expression, idiom, stop, dull)
11
turn(verb, break, hurt, harm, spoil)
9
die(verb, stop, decline, fail, crash)
9
diminish(verb, stop, drop, end, cut)
9
perish(verb, beat, decline, crush, blow)
8
fail(verb, stop, drop, end, decline)
7
corrode(verb, decline, hurt, reduce, destroy)
7
corrupt(verb, decline, hurt, reduce, destroy)
7
dissolve(verb, beat, hurt, reduce, crush)
7
languish(verb, drop, decline, fall, fail)
7
mildew(noun, verb, stain, taint)
7
molder(verb, stop, break, dull, end)
7
mortify(verb, disintegrate, crumble, rot)
7
slump(noun, verb, drop, cut, decline)
7
waste away(verb, expression, phrasal verb, decline, dry)
7
worsen(verb, break, drop, decline, reduce)
6
curdle(verb, dull, spoil, taint)
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APASmart Define. (2016). decay thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/decay/thesaurus/synonyms
ChicagoSmart Define. 2016. "decay thesaurus" https://smartdefine.org/decay/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, decay thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/decay/thesaurus/synonyms>.
MLASmart Define. "decay thesaurus" 14 March 2016. Web. 25 September 2026. <https://smartdefine.org/decay/thesaurus/synonyms>