soko

1. falcon
   Soko se naglo obrušio na plen. — The falcon suddenly swooped down on its prey.
   Na litici smo videli gnezdo sokola. — We saw a falcon's nest on the cliff.
2. affect. (of a man) brave young man; hero
   Sokole moj, kako si porastao! — My dear boy, how you've grown!

The stem in other cases is sokol-: sokola, sokolu, plural sokolovi.