Yes

sì

(expression of pleasure, joy or great excitement — see also yay)

sì

(answer that shows agreement or acceptance)

sì

(vote of support)

voto a favore

(vote of support)

invece sì

(word used to indicate disagreement or dissent in reply to a negative statement)

sì

(word used to indicate agreement or acceptance)

sì

(word used to indicate disagreement or dissent in reply to a negative statement)

approvare

(to affirm)