5
slack
5
worn-out(adjective, beat, hard, weak, feeble)
4
burned out
4
chicken(adjective, weak, thin, delicate, shaky)
4
crumbling(deterioration, dilapidated, decaying)
4
dissipated(adjective, exhausted, spoiled)
4
done(adjective, deterioration, finished, accomplished)
4
far-gone(adjective, dead, weary, exhausted, reduced)
4
flaccid(adjective, weak, uncertain, feeble, faint)
4
immoral(adjective, weak, corrupt, exhausted, debased)
4
ineffective(adjective, weak, inadequate, incompetent, inept)
4
languorous(adjective, uncertain, feeble, shaky, hesitant)
4
listless
4
obsolete(adjective, exhausted, spoiled, inutility)
4
overripe(adjective, weak, corrupt, degenerate, rotten)
4
sapped(beat, weak, dead, exhausted, reduced)
4
sickly(adjective, weak, weakness, thin, delicate)
4
spineless
4
spiritless
4
stale(adjective, beat, hard, useless, tired)
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APASmart Define. (2016). effete thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/effete/thesaurus/synonyms
ChicagoSmart Define. 2016. "effete thesaurus" https://smartdefine.org/effete/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, effete thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/effete/thesaurus/synonyms>.
MLASmart Define. "effete thesaurus" 26 February 2016. Web. 20 September 2026. <https://smartdefine.org/effete/thesaurus/synonyms>