svršeni

1. (of verb aspect) perfective
   Glagol „uraditi“ je svršenog vida. — The verb "uraditi" is perfective.
   Svršeni vid se ne koristi posle „početi“. — The perfective aspect isn't used after "početi".
2. (of a graduate) who has graduated
   Mnogi svršeni studenti odlaze u inostranstvo. — Many university graduates go abroad.
3. finished; completed
   Za mene je to svršena stvar. — As far as I'm concerned, it's a done deal.

For "finished" everyday speech usually prefers "završen".