conviviality

noun

Etymology: From convivial + -ity.

The state of being convivial; a feeling of comfort and happiness, as from celebrating casually with friends.
“He's easy to talk to because of his conviviality.”
“He will not abide intellectually lazy thinking or any form of acquiescence to political correctness and its facile rituals of politeness and forced conviviality.”
A jovial activity or spirit, marked by easy and lively socializing; a hospitable and festive atmosphere.
“We're old friends, so once we started talking, the evening gained an air of conviviality.”
“Keeping a relationship over social media just is not the same as experiencing in-person conviviality.”