Synonyms of impotence

2 Syllables
weakness, faintness
3 Syllables
barrenness, ineptness, childlessness, weaknesses
4 Syllables
powerlessness, unfruitfulness, celibacy
5 Syllables
invalidity, inefficacy, infecundity, incompetency, inaptitude, ineffectualness, inutility, invalidities, infertility, inability
6 Syllables
unproductiveness, incapability, ineffectiveness, incapacitation