203 entries under adjective topic. ×

3
degenerate(corrupt, immoral, debased, deteriorated)
3
delinquent(careless, reckless, negligent, slipshod)
3
drooping(weakening, fading, wearying, flagging)
3
expiring(verb, last, final, ultimate)
3
fragile(weak, thin, delicate, ill)
3
ill(noun, weak, weakness, delicate)
3
indisposed(ill, unwell, poorly)
3
moribund
3
scant(light, poor, short, shy)
3
senile
3
sick(weak, ill, feeble, confused)
2
cracking
2
decaying(last, final, ultimate, fading)
2
defeated(vain, ineffective, unsuccessful, weakening)
2
diminishing(weakening, lessening, dying, fading)
2
ebbing(noun, drop, fall, last)
2
effete(mean, weak, low, thin)
2
enduring
2
enervated(weak, thin, delicate, shaky)
2
enfeebled(weak, thin, delicate, ill)
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APASmart Define. (2015). failing thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/failing/thesaurus/synonyms
ChicagoSmart Define. 2015. "failing thesaurus" https://smartdefine.org/failing/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, failing thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/failing/thesaurus/synonyms>.
MLASmart Define. "failing thesaurus" 23 December 2015. Web. 26 September 2026. <https://smartdefine.org/failing/thesaurus/synonyms>