sociable

(noun) a party of people assembled to promote sociability and communal activity. Synonyms: social, mixer.

(adj) inclined to or conducive to companionship with others. Synonyms: sociable (vs. unsociable). Examples: "A sociable occasion." "Enjoyed a sociable chat." "A sociable conversation." "Americans are sociable and gregarious."

(adj) friendly and pleasant. Example: "A sociable gathering."