cliquish (adj.)

• arrogant
• clannish
• contemptuous
• contumelious
• disdainful
• elect
• ethnocentric
• exclusive
• haughty
• scornful
• select
• selective
• sneering
• sniffy
• snobbish
• snobby
• snooty
• snotty
• supercilious
• withering