dušica

1. affect. (as a form of address) sweetheart; darling; honey
   Dušice, jesi li gladna? — Sweetheart, are you hungry?
   Hajde, dušice moja, vreme je za spavanje. — Come on, darling, it's time for bed.
2. affect. sweet soul; kind-hearted person
   Tvoja ćerka je prava dušica. — Your daughter is a real sweetheart.
3. (in a votive oil lamp) wick for a votive oil lamp
   Stavila je novu dušicu u kandilo. — She put a new wick in the votive lamp.

Most often used in the vocative «dušice» as an affectionate form of address.