inefficacy Synonyms

inefficaciousness inefficiencies rudeness powerlessness weakness vincibility vanity invalidity inutility insufficiency inexperience ineptness unfitness awkwardness inadequacies uselessness needlessness inadequateness helplessness pointlessness amateurishness maladroitness unproductiveness fruitlessness hopelessness ineptitude inefficiency hollowness futility feebleness failure emptiness disqualification disability deficiency crudeness clumsiness ignorance impotence inability ineffectualness ineffectuality ineffectiveness incompetency incompetence incapacity incapacitation incapability inaptitude inadequacy