cliquish
Definitions
Tending to associate only with a select, exclusive group of people.
Characterized by or characteristic of a small, exclusionary social circle.
Examples
The office culture felt incredibly cliquish, making it difficult for new employees to feel welcome.
She avoided the cliquish group of students in the cafeteria because she preferred to spend time with a more diverse circle of friends.
The club's cliquish behavior discouraged outsiders from joining their weekly meetings.
Synonyms
exclusive insular in-group snobbish selective clannish tight-knit
Antonyms
inclusive welcoming sociable open gregarious friendly unrestricted