The noun version of “chill,” usually used to describe a scene or situation that is chill. “Chillchar” isn’t used in everyday vernacular, instead it’s used to distinguish an occasion that is particularly chill.
“Yo what are you doing tonight?”

“I’m hanging out at Andrew’s prolly gonna have a fire pit and smoke some cigars. You should come, it’ll be a chillchar.”

Yo word, that sounds like a chillchar!”
by Ry Fish March 9, 2018
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