Synonyms of powerlessness

1 Syllable
lack
2 Syllables
frailty, weakness, faintness
3 Syllables
unfitness, failure, ineptness, shortcoming, weaknesses
4 Syllables
necessity, impotence
5 Syllables
inefficacy, invalidity, inadequacy, ineptitude, incompetence, inefficiency, incompetency, inaptitude, ineffectualness, inutility, incapacity, invalidities, insufficiency, inability
6 Syllables
disqualification, ineffectiveness, incapability, incapacitation