54 entries under feeble topic. ×

2
useless(adjective, weak, inferior, inadequate, limited)
1
abortive(inferior, inadequate, limited, useless)
1
anticlimactic(inferior, inadequate, limited, useless)
1
barren(adjective, weak, inferior, inadequate, limited)
1
bootless(inferior, inadequate, limited, useless)
1
defeasible(inferior, inadequate, limited, useless)
1
feckless(inferior, inadequate, limited, useless)
1
forceless(adjective, weak, inferior, inadequate, limited)
1
idle(adjective, weak, inferior, inadequate, limited)
1
indecisive(weak, inferior, inadequate, limited)
1
innocuous(inferior, inadequate, limited, useless)
1
lame(inferior, inadequate, limited, useless)
1
limited(inferior, inadequate, useless, vain)
1
neutralized(inferior, inadequate, limited, useless)
1
nugatory(inferior, inadequate, limited, useless)
1
null(inferior, inadequate, limited, useless)
1
paltry(inferior, inadequate, limited, useless)
1
paralyzed(adjective, weak, vulnerable, forlorn)
1
prostrate(adjective, weak, vulnerable, forlorn)
1
spineless(inferior, inadequate, limited, useless)
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APASmart Define. (2016). unable thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/unable/thesaurus/synonyms
ChicagoSmart Define. 2016. "unable thesaurus" https://smartdefine.org/unable/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, unable thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/unable/thesaurus/synonyms>.
MLASmart Define. "unable thesaurus" 29 March 2016. Web. 24 September 2026. <https://smartdefine.org/unable/thesaurus/synonyms>