Adjective: clannish kla-nish
- Characteristic of a clan especially in being unified
"clannish loyalty"
- Befitting or characteristic of those who incline to social exclusiveness and who rebuff the advances of people considered inferior
"The group did not consider themselves to be clannish or unfriendly";
- cliquish, clubby [informal], snobbish, snobby [informal]
Encyclopedia: Clannish