yeah

Yes.

—You wanna get pizza for dinner? —Yeah, all right.

Used to express acknowledgment of what was previously said.

—You wanna get pizza for dinner? —Yeah, I think I'm gonna have leftovers instead.

Used to ascertain the continued attention of the listener.

I was walking down the road, yeah, and you know what I saw, yeah? A dog wearing a dress!

Expressing joy, celebration, glee, etc.

Yeah! We did it!

Pronunciation spelling of year.