It starts with a CH-

I am a part of the body.
I am above the waist.
I am where beards grow!
What am I?

I have legs and a back.

I am not alive.
You can sit on me,
but I'm not a sofa.
What am I?

I am a game for two players.
I am played on a board.
I am not checkers.
What am I?

I am a short part of a longer book.
My name has two syllables.
What am I?