28 entries under wane topic. ×

14
lapse(verb, decline, reduce, fail, return)
14
retrograde(verb, move, drop, close, decline)
12
worsen(verb, decline, reduce, fail, diminish)
10
degenerate(verb, decline, reduce, fail, return)
10
deteriorate(verb, decline, reduce, return, slip)
9
sink(verb, drop, close, decline, reduce)
7
decline(verb, drop, close, reduce, withdraw)
4
decay(verb, decline, reduce, fail, diminish)
4
fade(verb, drop, close, decline, reduce)
3
descend(verb, decline, reduce, fail, diminish)
3
get worse(verb, expression, idiom, decline, diminish)
2
disimprove(verb, decline, reduce, fail, lower)
2
lessen(verb, drop, close, decline, reduce)
2
weaken(verb, decline, fail, lower, lapse)
1
corrode(verb, decline, reduce, fail, lower)
1
corrupt(verb, decline, reduce, fail, lower)
1
degrade(verb, decline, fail, lower, weaken)
1
depreciate(verb, decline, fail, lower, weaken)
1
disintegrate(verb, decline, reduce, fail, lower)
1
fail(verb, decline, lower, weaken, lapse)
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APASmart Define. (2016). retrogress thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/retrogress/thesaurus/synonyms
ChicagoSmart Define. 2016. "retrogress thesaurus" https://smartdefine.org/retrogress/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, retrogress thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/retrogress/thesaurus/synonyms>.
MLASmart Define. "retrogress thesaurus" 14 March 2016. Web. 28 September 2026. <https://smartdefine.org/retrogress/thesaurus/synonyms>