(used to express affirmation or assent or to mark the addition of something emphasizing and amplifying a previous statement)

Do you want that? Yes, I do.

(used to express an emphatic contradiction of a previously negative statement or command)

Don't do that! Oh, yes I will!

(used, usually interrogatively, to express hesitation, uncertainty, curiosity, etc.)

Yes? he said as he opened the door. That was a marvelous show! Yes?

(used to express polite or minimal interest or attention.)

an affirmative reply.

to give an affirmative reply to; give assent or approval to.

(used as a strong expression of joy, pleasure, or approval.)

adverb

disagreed

adverb

affirmative , all right * , amen , aye * , beyond a doubt , by all means , certainly , definitely , even so , exactly , fine , gladly , good , good enough , granted , indubitably , just so , most assuredly , naturally , of course , okay * , positively , precisely , surely , sure thing * , true , undoubtedly , unquestionably , very well , willingly , without fail , yea * , yep , absolutely , agreed , all right , assuredly , aye , roger , yea , assent , ay.--n. affirmative , consent , da , emphatically , indeed , ja , ok , okay , oui , really , si , yup

noun

acquiescence , agreement , assent , consent , nod , aye , yea

verb

accede , accept , acquiesce , agree , consent , nod , subscribe