hell no Antonyms

hells yeah k obviously yes yer yea ya willingly verily undeniably trysting sure affirmativeness okay hell yeah yeah oh well undoubtedly moral certainty rub along Muhammad unquestionably you said it you bet very well quite positively confessedly clearly certes certainly aye ay assuredly amen allowedly agreed affirmative declaratively definitely oke naturally natch lief indubitably indeed gladly forsooth doubtlessly done