cliquish

adj

1. Of or pertaining to a clique.
2. Tending to associate with a small and exclusive group.

   “But Mr. Kleinzahler, 55, noted both for poems that jarringly marry the high and the low and for keeping his distance from the New York illuminati, has found himself late in his career in a rather awkward spot: the cusp of respectability in the cliquish world of poetry.”