Synonyms|654Antonyms|133|Broader|15Narrower|19Related|271

118 entries under deteriorate topic. ×

2
go to the dogs(expression, idiom, decline, weaken, lessen)
2
grieve(verb, break, trouble, get, hurt)
2
hit rock bottom(expression, idiom, decline, weaken, lessen)
2
hit the skids(expression, idiom, decline, weaken, lessen)
2
lessen(verb, decline, weaken, degenerate)
2
mildew(decline, weaken, lessen, degenerate)
2
mold(decline, weaken, lessen, degenerate)
2
molder(decline, weaken, lessen, degenerate)
2
mortify(decline, weaken, lessen, degenerate)
2
pain(verb, upset, trouble, hurt, disturb)
2
pejorate(decline, weaken, lessen, degenerate)
2
perish(decline, weaken, lessen, degenerate)
2
pine(verb, break, fail, disease, weaken)
2
pollute(verb, decline, weaken, lessen, degenerate)
2
putrefy(decline, weaken, lessen, degenerate)
2
putresce(decline, weaken, lessen, degenerate)
2
reach depths(expression, decline, weaken, lessen, degenerate)
2
regress(fall, fail, weaken, degenerate)
2
retrogress(fall, fail, degenerate, revert)
2
rot(verb, break, decline, fail, weaken)
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ChicagoSmart Define. 2015. "sicken thesaurus" https://smartdefine.org/sicken/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, sicken thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/sicken/thesaurus/synonyms>.
MLASmart Define. "sicken thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/sicken/thesaurus/synonyms>