313 entries under decline topic. ×

3
discolor(verb, weaken, lessen, degenerate)
3
disimprove(verb, drop, reduce, fall)
3
fatigue(verb, diminish, use, weary)
3
fizzle(verb, phrasal verb, strong, increase)
3
flop(verb, fall, fail, slip)
3
go down(verb, expression, phrasal verb, stop, drop)
3
go to seed(verb, expression, idiom, fail)
3
go to the dogs(verb, expression, idiom, drop)
3
hit rock bottom(expression, idiom, weaken, lessen)
3
miss(verb, fall, fail, slip)
3
molder(verb, stop, end, beat)
3
pollute(verb, cut, hurt, ruin)
3
reduce(verb, drop, cut, destroy)
3
return(verb, drop, reduce, fall)
3
shrink(verb, drop, cut, reduce)
3
wear away(verb, expression, phrasal verb, stop, drop)
2
abate(verb, stop, drop, cut)
2
abort(verb, fall, fail, slip)
2
alloy(verb, cut, thin, corrupt)
2
annoy(verb, degenerate, worsen, rub)
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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>