26 entries under inutility topic. ×

18
ineffectual(adjective, skill, affect, inadequate, feeble)
15
useless(adjective, wild, inferior, affect, inadequate)
14
bootless(adjective, inferior, inadequate, useless, trivial)
14
unavailing(adjective, inferior, inadequate, useless, trivial)
12
futile(adjective, inferior, inadequate, feeble, useless)
10
inefficient(adjective, weak, skill, inferior, affect)
10
inoperative(adjective, weak, skill, inferior, inadequate)
9
abortive(adjective, inferior, inadequate, useless, trivial)
8
impotent(adjective, weak, skill, inferior, inadequate)
8
inadequate(adjective, skill, feeble, useless, unfit)
5
incompetent(adjective, weak, skill, inadequate, feeble)
3
inept(adjective, weak, skill, inadequate, feeble)
2
unskillful(incompetent, wasteful, unproductive)
1
dispensable
1
insufficient
1
inutile
0
failure
0
immature
0
inservient
0
of no avail(expression, idiom)
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APASmart Define. (2016). inefficacious thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/inefficacious/thesaurus/synonyms
ChicagoSmart Define. 2016. "inefficacious thesaurus" https://smartdefine.org/inefficacious/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, inefficacious thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/inefficacious/thesaurus/synonyms>.
MLASmart Define. "inefficacious thesaurus" 24 March 2016. Web. 27 September 2026. <https://smartdefine.org/inefficacious/thesaurus/synonyms>