Where does “крвца” come from?

крвца (Macedonian) comes from Macedonian крв, from Proto-Slavic kry, from Proto-Balto-Slavic krū́ˀs, from Proto-Indo-European kréwh₂s, from Proto-Indo-European krewh₂- — blood outside the body.

Ancestry of “крвца”, step by step

крвца traces back through two separate lines of ancestry.

via Macedonian крв

StepLanguageWordMeaning
1Macedonianкрвblood
2Proto-Slavickryblood
3Proto-Balto-Slavickrū́ˀsblood
4Proto-Indo-Europeankréwh₂sblood
5Proto-Indo-Europeankrewh₂-blood outside the body

via Macedonian ца

StepLanguageWordMeaning
1Macedonianца—
Every word from Proto-Indo-European krewh₂- →Every word from Proto-Indo-European kréwh₂s →Every word from Proto-Balto-Slavic krū́ˀs →