66 entries under lessening topic. ×

3
abating(verb, adjective, declining, shrinking)
3
failure(noun, drop, fall, deterioration, falloff)
2
decrescent(adjective, weakening, declining, decreasing)
2
descent(noun, drop, fall, failure, deterioration)
2
diminution(noun, drop, cut, decline, fall)
2
fall(noun, verb, drop, cut, decline)
2
falling off(noun, verb, expression, phrasal verb, drop)
2
shrinking(adjective, declining, lowering, falling)
2
subsidence(noun, drop, cut, decline, decrease)
2
vanishing(adjective, dying, fading, deteriorating)
1
abatement(noun, drop, cut, decline, fall)
1
backsliding(noun, drop, decline, fall, failure)
1
comedown(noun, drop, fall, failure, deterioration)
1
decrepitude(noun, drop, decline, fall, failure)
1
devolution(noun, drop, fall, decrease, failure)
1
discount(noun, cut, decline, reduction)
1
downturn(noun, drop, cut, decline, fall)
1
drop(noun, cut, fall, decrease, retreat)
1
dying down(expression, adjective, weakening, declining)
1
enfeeblement(noun, drop, fall, failure, deterioration)
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APASmart Define. (2015). waning thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/waning/thesaurus/synonyms
ChicagoSmart Define. 2015. "waning thesaurus" https://smartdefine.org/waning/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, waning thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/waning/thesaurus/synonyms>.
MLASmart Define. "waning thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/waning/thesaurus/synonyms>