68 entries under verb topic. ×

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