effectual Antonyms - page 2

impotent impracticable inactive inadequate fruitless frail feeble bootless botched butter-fingered chaffy defeasible doomed empty feckless incapable incompetent inconsequential misspent motiveless nugatory null otiose paltry passive petty mild meek lazy ineffective inefficacious inefficient inexpedient inferior inoperative insubstantial invalid pointless