senzacija

1. sensation
   Pobeda malog kluba bila je prava senzacija. — The small club's win was a real sensation.
   Novine uvek jure za senzacijama. — Newspapers are always chasing sensational stories.
2. (physical) sensation; feeling
   Osetio sam čudnu senzaciju u stomaku. — I felt a strange sensation in my stomach.

For a bodily feeling, «osećaj» is more common.