2
ham-handed(awkward, inept, clumsy, bulky, inexpert)
2
heavy-handed(awkward, unqualified, inept, clumsy, bulky)
2
ill-equipped(adjective, inadequate, useless, unqualified, inexpert)
2
ill-furnished
2
ill-provided
2
ill-qualified
2
impracticable(adjective, weak, stupid, idle, useless)
2
improper(adjective, unreasonable, useless, immoral, inappropriate)
2
impuissant(weak, skill, inadequate, unfit, inept)
2
inactive
2
inappreciable(adjective, weak, poor, useless, insufficient)
2
inattentive
2
incommensurate(weak, poor, inadequate, insufficient, deficient)
2
incompetent person(noun, expression, idiom)
2
inoperative(weak, skill, stupid, idle, inadequate)
2
jackleg
2
klutzy(adjective, awkward, clumsy, inelegant, graceless)
2
lacking(adjective, weak, poor, awkward, short)
2
lousy(weak, poor, insufficient, scarce)
2
maladjusted(unqualified, inept)
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APASmart Define. (2016). incompetent thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/incompetent/thesaurus/synonyms
ChicagoSmart Define. 2016. "incompetent thesaurus" https://smartdefine.org/incompetent/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, incompetent thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/incompetent/thesaurus/synonyms>.
MLASmart Define. "incompetent thesaurus" 29 March 2016. Web. 24 September 2026. <https://smartdefine.org/incompetent/thesaurus/synonyms>