incapable Synonyms

incompetent unable inadequate insufficient unfit disqualified unequal to untrained levorotary unfitted unskilled unadapted ahistorical maladjusted unqualified unmeet unprofessional unseasoned unskillful unsuitable weak useless unsuited unresistant swayback sidelined leaving much to be desired lacking ability not up to not able untalented unequipped unendowed uneffective talentless ill-equipped unprepared unskilful unworkmanlike unsatisfactory dysfunctional swaybacked unable to ungifted uncapable inability impuissant impotent helpless floundering