8
relapse
7
worsen(verb, decline, diminish, slip, weaken)
6
degenerate(verb, decline, weaken, lessen, deteriorate)
6
deteriorate(verb, decline, slip, weaken, lessen)
4
decline(verb, weaken, lessen, degenerate, deteriorate)
4
sicken(verb, decline, weaken, lessen, degenerate)
3
fail(verb, decline, weaken, lessen, degenerate)
3
sink(verb, decline, weaken, lessen, degenerate)
2
be impaired(verb, decline, weaken, lessen, degenerate)
2
become contaminated(verb, expression, decline, weaken, lessen)
2
blight(verb, decline, weaken, lessen, degenerate)
2
break up(verb, expression, phrasal verb, decline, weaken)
2
collapse(verb, decline, weaken, lessen, degenerate)
2
corrode(verb, decline, weaken, lessen, degenerate)
2
crumble(verb, decline, weaken, lessen, degenerate)
2
curdle(verb, decline, weaken, lessen, degenerate)
2
decay(verb, decline, diminish, weaken, degenerate)
2
decompose(verb, decline, weaken, lessen, degenerate)
2
defile(verb, decline, weaken, lessen, degenerate)
2
depreciate(verb, decline, weaken, lessen, degenerate)
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APASmart Define. (2015). get worse thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/get_worse/thesaurus/synonyms
ChicagoSmart Define. 2015. "get worse thesaurus" https://smartdefine.org/get_worse/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, get worse thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/get_worse/thesaurus/synonyms>.
MLASmart Define. "get worse thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/get_worse/thesaurus/synonyms>