Inability Inability synonyms incapability inability and incapability incompetence inability and incompetence incapacity inability and incapacity unfitness inability and unfitness ineptitude inability and ineptitude impotence inability and impotence inadequacy inability and inadequacy powerlessness inability and powerlessness disability inability and disability inefficacy inability and inefficacy Full list of synonyms (592) Inability antonyms ability inability and ability capacity inability and capacity competence inability and competence power inability and power capability inability and capability talent inability and talent skill inability and skill competency inability and competency potency inability and potency success inability and success Full list of antonyms (34) Share this picture Share this image Share this picture Share this image