Related Clues:
- Bulgarian, e.g.
- Pole or Bulgarian, e.g.
- Serb or Czech
- Bulgarian, for one
- Language family including Bulgarian and Czech
- Serb or Croat, e.g.
- Havel, for one
- Tesla, by birth
- Ukrainian or Bulgarian
- Serb or Pole
- Bulgar or Pole, e.g.
- Croat or Serb, e.g.
- Czech or Croat
- Many a Balkan native
- Czech, Polish, etc.