Yes

ja

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

ja

(word used to indicate agreement or acceptance)

jawel

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

toch

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

wel

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

beamen

(to affirm)