Synonyms of inefficacy
- 2 Syllables
- bringdown, weakness
- 3 Syllables
- helplessness, inaptness, skimpiness, ineptness, faultiness, feebleness
- 4 Syllables
- uselessness, powerlessness, infirmity, impotence, disappointment, defalcation
- 5 Syllables
- incompleteness, inadequacy, incompetency, inaptitude, ineffectualness, inutility, defectiveness, inability, inadequacies
- 6 Syllables
- incapability, ineffectiveness, incapacitation