stalež

1. social class; estate; social stratum
   Srednji stalež je posle krize mnogo osiromašio. — The middle class became much poorer after the crisis.
   U srednjem veku plemstvo je bilo povlašćeni stalež. — In the Middle Ages the nobility was a privileged estate.
2. (of a profession) profession as a body; professional community
   Lekarski stalež je nezadovoljan novim zakonom. — The medical profession is unhappy with the new law.

Usually used with an adjective: srednji, radnički, seljački, lekarski stalež.