74 entries under adjective topic. ×

1
quieting(declining, shrinking, lowering, falling)
1
sagging(declining, shrinking, fading, lowering)
1
shriveling up(expression, weakening, lessening, declining)
1
slackening(noun, drop, decrease, retreat)
1
slowing(declining, shrinking, lowering, falling)
1
softening(declining, shrinking, lowering, falling)
1
weak(weakening, worsening, fading, deteriorating)
1
wearing down(expression, declining, shrinking, lowering)
1
wearing off(expression, declining, shrinking, lowering)
0
declinatory(weakening, lessening, declining, decreasing)
0
defeated(weakening, worsening, deteriorating)
0
deficient(weakening, worsening, deteriorating)
0
disappearing(lessening, dying, fading, deteriorating)
0
endangered
0
faint(weakening, worsening, deteriorating)
0
feeble(weakening, worsening, deteriorating)
0
inadequate(weakening, worsening, deteriorating)
0
insufficient(weakening, worsening, deteriorating)
0
not well(expression, weakening, worsening, deteriorating)
0
on the decline
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APASmart Define. (2015). waning thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/waning/thesaurus/synonyms
ChicagoSmart Define. 2015. "waning thesaurus" https://smartdefine.org/waning/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, waning thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/waning/thesaurus/synonyms>.
MLASmart Define. "waning thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/waning/thesaurus/synonyms>