persuasively Antonyms

blandly inadequately preposterously ridiculously illogically disappointedly deliriously disgustedly dissuasively halfheartedly implausibly inconclusively repellently unconvincingly inscrutably ineloquently contradictorily doubtfully doubtless dubiously feebly flimsily hesitantly inarticulately incapably indecisively indistinctly ineffectively ineffectually unscientifically