krajnik

1. tonsil
   Upaljeni su joj krajnici, pa ne može da guta. — Her tonsils are inflamed, so she can't swallow.
   Izvadili su mu krajnike kad je imao sedam godina. — He had his tonsils out when he was seven.
2. (in a car) tie-rod end
   Majstor je zamenio krajnik spone. — The mechanic replaced the tie-rod end.

In the sense 'tonsil' usually used in the plural: krajnici.