96 entries under decline topic. ×

1
decrease(verb, reduce, destroy, fail)
1
descend(reduce, weaken, lapse, degenerate)
1
devitalize(verb, reduce, fail, halt)
1
disimprove(reduce, weaken, lapse, degenerate)
1
disintegrate(reduce, harm, spoil, degenerate)
1
droop(verb, reduce, fail, halt)
1
dwindle(verb, reduce, fail, halt)
1
ease up(verb, expression, reduce, fail)
1
ebb(weaken, degenerate, deteriorate, decay)
1
exhaust(verb, fail, halt, lower)
1
fail(verb, halt, lower, weaken)
1
faint(verb, reduce, fail, halt)
1
fall apart(expression, weaken, degenerate, degrade)
1
flag(verb, fail, lower, weaken)
1
give way(verb, expression, reduce, fail)
1
go downhill(expression, reduce, degenerate, deteriorate)
1
go to pieces(expression, idiom, degenerate, deteriorate)
1
go to pot(expression, idiom, weaken, degenerate)
1
go to the dogs(expression, idiom, degenerate, deteriorate)
1
halt(verb, reduce, fail, progress)
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APASmart Define. (2016). vitiate thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/vitiate/thesaurus/synonyms
ChicagoSmart Define. 2016. "vitiate thesaurus" https://smartdefine.org/vitiate/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, vitiate thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/vitiate/thesaurus/synonyms>.
MLASmart Define. "vitiate thesaurus" 24 March 2016. Web. 29 September 2026. <https://smartdefine.org/vitiate/thesaurus/synonyms>