pik

1. (in cards) spades
   Imam asa pik i kralja herc. — I have the ace of spades and the king of hearts.
2. colloq. (imati pik na koga) grudge
   Šef ima pik na mene od prvog dana. — The boss has had it in for me since day one.
3. (of a process, figure) peak
   Očekuje se novi pik epidemije krajem meseca. — A new peak of the epidemic is expected at the end of the month.

In the sense of a grudge it is usually used in «imati pik na nekoga».