267 entries under decline topic. ×

2
worsen(verb, drop, reduce, destroy)
1
adulterate(verb, quiet, reduce, fail)
1
alloy(weaken, degenerate, deteriorate, decay)
1
backslide(verb, drop, reduce, settle)
1
be precipitated(verb, drop, settle, ease)
1
be worse for wear(weaken, degenerate, deteriorate, decay)
1
become worse(expression, weaken, degenerate, deteriorate)
1
break down(verb, expression, drop, settle)
1
buckle(verb, drop, settle, ease)
1
cascade(verb, drop, settle, ease)
1
cave in(verb, expression, drop, settle)
1
clear(verb, fall, fail, diminish)
1
confine(verb, control, check, reduce)
1
crash(verb, drop, settle, fall)
1
cripple(verb, calm, dull, reduce)
1
depart(verb, drop, close, end)
1
deprave(verb, reduce, destroy, fail)
1
die on vine(verb, expression, idiom, quiet)
1
dip(verb, drop, settle, ease)
1
disimprove(verb, drop, reduce, fall)
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APASmart Define. (2016). lessen thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/lessen/thesaurus/synonyms
ChicagoSmart Define. 2016. "lessen thesaurus" https://smartdefine.org/lessen/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, lessen thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/lessen/thesaurus/synonyms>.
MLASmart Define. "lessen thesaurus" 31 January 2016. Web. 26 September 2026. <https://smartdefine.org/lessen/thesaurus/synonyms>