incompetency

the lack of sufficient ability, power, or means the incompetency of the secretary was revealed only after she had left the company, and her successor discovered years of filing left undone Synonyms impotence, inadequacy, incapability, incapacity, incompetence, inability, ineptitude, insufficiency, powerlessnessRelated Words disqualification, inaptitude; ineffectiveness, ineffectuality, ineffectualness, inefficaciousness, inefficacy, inefficiencyNear Antonyms aptitude, bent, endowment, flair, genius, gift, knack, talent; effectiveness, effectualness, efficaciousness, efficiency; fitness, suitability, suitableness; potency, power, puissance, sinew, strengthAntonyms ability, adequacy, capability, capacity, competence, competency, potency