Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb calm_down

3 senses of calm down

Sense 1
calm, calm down, cool off, chill out, simmer down, settle down, cool it -- (become quiet or calm, especially after a state of agitation; "After the fight both men need to cool off."; "It took a while after the baby was born for things to settle down again.")
       => change state, turn -- (undergo a transformation or a change of position or action; "We turned from Socialism to Capitalism"; "The people turned against the President when he stole the election")

Sense 2
calm, calm down, quiet, tranquilize, tranquillize, tranquillise, quieten, lull, still -- (make calm or still; "quiet the dragons of worry and fear")
       => comfort, soothe, console, solace -- (give moral or emotional strength to)

Sense 3
lull, calm down -- (become quiet or less intensive; "the fighting lulled for a moment")
       => hush, quieten, silence, still, shut up, hush up -- (cause to be quiet or not talk; "Please silence the children in the church!")