5
sag(noun, drop, decline, fall, slump)
5
sliding(verb, adjective, inferior, down, depressed)
5
abatement(noun, drop, decline, decrease, retreat)
5
dipping(verb, immersing)
5
drop(noun, verb, decline, fall, decrease)
5
ebbing(verb, adjective, last, failing, final)
5
failing(adjective, mean, low, last, immoral)
5
submerging(verb, adjective, fading, immersing)
4
collapsing(verb, deteriorating, dropping, dwindling, subsiding)
4
decreasing(verb, adjective, depressing, lessening, declining)
4
deepening(verb, deepening)
4
degenerate(adjective, corrupt, immoral, debased, deteriorated)
4
depressed(adjective, inferior, hollow, curved, downward)
4
deteriorating(verb, lessening, deteriorating, dropping, dwindling)
4
diminishing(adjective, lessening, declining, shrinking, lowering)
4
downhill(adjective, inferior, down, depressed, declining)
4
downward(adjective, inferior, down, depressed, declining)
4
dying
4
foundering
4
going(verb, adjective, disappearing)
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APASmart Define. (2015). sinking thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/sinking/thesaurus/synonyms
ChicagoSmart Define. 2015. "sinking thesaurus" https://smartdefine.org/sinking/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, sinking thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/sinking/thesaurus/synonyms>.
MLASmart Define. "sinking thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/sinking/thesaurus/synonyms>