A single word [slang] meaning calm down is "chill."
calm, chill, wind down chillandrelaxit.com
relax sleep calm down Repose.
Chill out Relax Chillax Calm down
tranquil, tranquility
peacefulness solitude
calm down
calm, chill, wind down chillandrelaxit.com
relax sleep calm down Repose.
Chill out Relax Chillax Calm down
calm meaning relaxed and in control calm meaning stillness of the weather
The word calm is an abstract noun; another is calmness. The word calm is also a verb and an adjective.
calm, lull, peaceful
Tranquil, serene.
Calm, serenity, tranquility.
Serene. Unruffled. Peaceful.
tranquil, tranquility
peacefulness solitude