calm

calm down

verb

Definition of CALM

to become still and orderly <the sea finally calmed down, making it safe for small craft to venture forth once again>

Synonyms calm (down), chill out [slang], cool, hush, pipe down, settle (down)

Related Words dry up; relax, tranquilize (also tranquillize), unwind, zone out

Near Antonyms clown (around), fool around, horse around, monkey (around), show off, skylark

Antonyms act up, carry on, cut up