Yes

An affirmative expression; an answer that shows agreement or acceptance.

"Was that a yes?"

A vote of support or in favor/favour of something.

"The workers voted on whether to strike, and there were thirty "yeses" and one "no"."

To agree with, affirm, approve.

"Did he yes the veto?"

To attempt to flatter someone by habitually agreeing

Used to express pleasure, joy, or great excitement.

"Our second goal of the match! Yes!"

Response that confirms that the user is paying attention.