101 entries under decline topic. ×

15
disintegrate(verb, break, study, part, help)
15
dissolve(verb, activity, stop, break, drop)
10
crumble(verb, break, part, help, beat)
9
decompose(verb, break, study, help, beat)
8
collapse(verb, break, beat, separate)
4
blight(verb, damage, weaken, lessen)
4
halt(verb, activity, stop, make, close)
4
reduce(verb, crush, fail, halt)
4
rot(verb, break, collapse, split)
3
corrode(verb, weaken, lessen, degenerate)
3
curdle(verb, weaken, lessen, degenerate)
3
fail(verb, weaken, lessen, degenerate)
3
go bad(expression, weaken, lessen, degenerate)
3
mildew(weaken, lessen, degenerate, deteriorate)
3
mitigate(verb, separate, remove, release)
3
mold(weaken, lessen, degenerate, deteriorate)
3
molder(verb, break, beat, crush)
3
mortify(weaken, lessen, degenerate, deteriorate)
3
putrefy(verb, break, beat, crush)
3
putresce(weaken, lessen, degenerate, deteriorate)
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APASmart Define. (2015). break up thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/break_up/thesaurus/synonyms
ChicagoSmart Define. 2015. "break up thesaurus" https://smartdefine.org/break_up/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, break up thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/break_up/thesaurus/synonyms>.
MLASmart Define. "break up thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/break_up/thesaurus/synonyms>