81 entries under deteriorate topic. ×

2
sicken(decline, weaken, lessen, degenerate)
2
slump(verb, drop, take, decline, respect)
2
suppurate(decline, weaken, lessen, degenerate)
2
thin(verb, decline, fall, fail, diminish)
2
weaken(verb, break, drop, decline, fall)
1
attenuate(verb, decline, fall, fail, diminish)
1
deliquesce(verb, decline, fall, fail, diminish)
1
die on vine(verb, expression, idiom, decline, fall)
1
etiolate(verb, decline, fall, fail, diminish)
1
fag out(verb, expression, decline, fall, fail)
1
flag(verb, break, drop, decline, fall)
1
fold(verb, break, drop, decline, fall)
1
hush(verb, decline, fall, fail, diminish)
1
languish(verb, break, drop, decline, fall)
1
poop out(verb, expression, decline, fall, fail)
1
quiet(verb, decline, fall, fail, diminish)
1
rarefy(verb, decline, fall, fail, diminish)
1
tire(verb, break, drop, decline, fall)
1
tucker out(verb, expression, decline, fall, fail)
1
worsen(verb, break, drop, give, decline)
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APASmart Define. (2016). perish thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/perish/thesaurus/synonyms
ChicagoSmart Define. 2016. "perish thesaurus" https://smartdefine.org/perish/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, perish thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/perish/thesaurus/synonyms>.
MLASmart Define. "perish thesaurus" 18 March 2016. Web. 27 September 2026. <https://smartdefine.org/perish/thesaurus/synonyms>