Idioms with SIT

sit tight
to stay in the same situation; to take no action
Let’s just sit tight and wait before making a move.

sit pretty
to be in a good or comfortable situation
He’s been sitting pretty ever since he got that job.

sit on your hands
to take no action when you should
Don’t just sit on your hands. Help us fix the problem.

sit on the fence
to avoid making a decision or choice
He tends to sit on the fence at meetings.

not sit well with someone
to be difficult for someone to agree with or accept
His remarks did not sit well with some of the guests.