Where does “коштуњавац” come from?

коштуњавац (Serbo-Croatian) comes from Serbo-Croatian ко̀штица, from Serbo-Croatian ко̑ст, from Proto-Slavic kostь, from Proto-Indo-European kost-.

Definitions

Ancestry of “коштуњавац”, step by step

StepLanguageWordMeaning
1Serbo-Croatianко̀штицаpit, pip, kernel, stone of a fruit
2Serbo-Croatianко̑стbone
3Proto-Slavickostьbone
4Proto-Indo-Europeankost-—
Every word from Proto-Indo-European kost- →Every word from Proto-Slavic kostь →Every word from Serbo-Croatian ко̑ст →