2
degenerate(verb, decline, weaken, deteriorate, decay)
2
deteriorate(verb, decline, weaken, degenerate, wane)
1
adulterate(verb, decline, weaken, degenerate, deteriorate)
1
alloy(verb, decline, weaken, degenerate, deteriorate)
1
be worse for wear(verb, decline, fail, lower, weaken)
1
break(verb, decline, fail, lower, weaken)
1
corrode(verb, decline, weaken, degenerate, deteriorate)
1
corrupt(verb, decline, weaken, degenerate, deteriorate)
1
crumble(verb, decline, fail, lower, weaken)
1
debase(verb, decline, weaken, degenerate, deteriorate)
1
debilitate(verb, decline, weaken, degenerate, deteriorate)
1
decay(verb, decline, fail, lower, weaken)
1
decline(verb, weaken, degenerate, deteriorate, decay)
1
decompose(verb, decline, fail, lower, weaken)
1
degrade(verb, decline, weaken, degenerate, deteriorate)
1
deprave(verb, decline, weaken, degenerate, deteriorate)
1
depreciate(verb, decline, weaken, degenerate, deteriorate)
1
descend(verb, decline, weaken, degenerate, deteriorate)
1
disimprove(verb, decline, fail, lower, weaken)
1
disintegrate(verb, decline, fail, lower, weaken)
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APASmart Define. (2015). become worse thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/become_worse/thesaurus/synonyms
ChicagoSmart Define. 2015. "become worse thesaurus" https://smartdefine.org/become_worse/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, become worse thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/become_worse/thesaurus/synonyms>.
MLASmart Define. "become worse thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/become_worse/thesaurus/synonyms>