saditty

adjective1

1. •
   (US, slang) Acting snobbish, arrogant, or superior; uppity; perceived to be trying to associate with a higher social class.

   • You know who I mean – them saditty splibs, them e-lites that's so hung up on bein white that they cant even pronounce stuff right. They be talkin bout marking bird insteada mockin bird. — 1970