115 entries under decay topic. ×

5
abrade(verb, decline, diminish, use, weary)
5
break(verb, decline, reduce, destroy, fall)
5
corrupt(verb, cut, decline, hurt, reduce)
5
debilitate(verb, decline, fail, damage, harm)
5
erode(verb, decline, hurt, reduce, destroy)
5
lower(verb, drop, cut, decline, reduce)
5
revert(verb, drop, decline, reduce, fall)
4
mar(verb, decline, hurt, spoil, corrupt)
4
backslide(verb, drop, decline, reduce, fall)
4
debauch(verb, hurt, reduce, destroy, damage)
4
deprave(verb, decline, hurt, reduce, destroy)
4
hit the skids(verb, expression, idiom, drop, strong)
4
pervert(verb, change, decline, hurt, reduce)
4
turn(verb, decline, return, weaken, lessen)
4
undermine(verb, decline, fail, damage, harm)
3
adulterate(verb, cut, decline, ruin, fail)
3
become worse(verb, expression, idiom, decline, weaken)
3
break down(verb, expression, phrasal verb, stop, break)
3
disimprove(verb, drop, decline, reduce, fall)
3
go to seed(verb, expression, idiom, decline, fail)
10 years ago|15k views|share |citing 
APASmart Define. (2016). deteriorate thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/deteriorate/thesaurus/synonyms
ChicagoSmart Define. 2016. "deteriorate thesaurus" https://smartdefine.org/deteriorate/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, deteriorate thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/deteriorate/thesaurus/synonyms>.
MLASmart Define. "deteriorate thesaurus" 22 March 2016. Web. 26 September 2026. <https://smartdefine.org/deteriorate/thesaurus/synonyms>