hostesa

1. (at events) hostess; promotional hostess
   Na sajmu je radila kao hostesa. — She worked as a hostess at the fair.
   Hostese su delile letke ispred tržnog centra. — Hostesses were handing out flyers outside the mall.
2. (on a plane) flight attendant; air hostess
   Hostesa nam je donela vodu i sendviče. — The flight attendant brought us water and sandwiches.

For a flight attendant, stjuardesa is the more usual word.