calm ***
calm down *
cool off
chill out
simmer down
settle down *
cool it

"You always said it was a good idea to break up long meetings, give everybody a chance to simmer down."

As the school year ended last May, the controversy seemed to have simmered down.

Told himself so- and that he ought to simmer down.

"I think we should give him at least a week to simmer down."

It won't be late, and we always like to simmer down in company.

Nothing makes me want to pipe up like being told to simmer down.

Noon signaled that we should leave to let things simmer down.

When Congress left town last month, the health care debate simmered down.

But it is very likely that the town will have some time to simmer down.

As three more games got under way that morning, people took their seats and simmered down.