28 entries under incompetent topic. ×

19
ineffective(adjective, affect, useless, unsound)
3
feeble(adjective, inadequate, useless, vain)
3
inept(adjective, weak, skill, inadequate, feeble)
2
unskillful(wasteful, unproductive, inutility)
2
weak(skill, unfit, inept, powerless)
1
incapable(weak, skill, unfit, inept)
1
unfit(weak, skill, inadequate, inept)
1
unqualified(weak, skill, inadequate, unfit)
1
unskilled(weak, skill, inadequate, unfit)
1
wasteful(adjective, unproductive)
0
bungling(wasteful, unproductive)
0
careless(wasteful, unproductive)
0
disorganized(wasteful, unproductive)
0
extravagant(wasteful, unproductive)
0
faulty(wasteful, unproductive)
0
half-baked(wasteful, unproductive)
0
improficient(wasteful, unproductive)
0
improvident(wasteful, unproductive)
0
inexpert(wasteful, unproductive)
0
prodigal(wasteful, unproductive)
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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>