48 entries under incompetent topic. ×

3
impracticable(adjective, stupid, idle, useless, trivial)
3
inadequate(adjective, weak, inferior, short, limited)
3
inefficient(weak, inferior, inadequate, limited, feeble)
3
null(adjective, inferior, inadequate, limited, feeble)
2
counterproductive(weak, stupid, idle, useless)
2
feeble(adjective, weak, inferior, short, inadequate)
2
impractical(adjective, stupid, idle, useless, trivial)
2
unworkable(weak, stupid, idle, useless)
1
disadvantageous(weak, stupid, idle, useless)
1
expendable(weak, stupid, idle, useless)
1
forceless(adjective, inferior, inadequate, limited, feeble)
1
good-for-nothing(adjective, value, stupid, insignificant, idle)
1
indecisive(weak, inferior, inadequate, limited, feeble)
1
inept(weak, stupid, idle, inadequate, feeble)
1
no good(weak, stupid, idle, useless)
1
nonfunctional(weak, stupid, idle, useless)
1
of no use(weak, stupid, idle, useless)
1
scrap(weak, stupid, idle, useless)
1
stupid(adjective, silly, insignificant, idle, useless)
1
unable(weak, inferior, inadequate, limited, feeble)
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APASmart Define. (2016). vain thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/vain/thesaurus/synonyms
ChicagoSmart Define. 2016. "vain thesaurus" https://smartdefine.org/vain/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, vain thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/vain/thesaurus/synonyms>.
MLASmart Define. "vain thesaurus" 24 March 2016. Web. 27 September 2026. <https://smartdefine.org/vain/thesaurus/synonyms>