Where does “зима” come from?

зима (Bulgarian) comes from Old Church Slavonic зима, from Proto-Slavic zimà, from Proto-Balto-Slavic źeimā́ˀ, from Proto-Indo-European ǵʰéyōm, from Proto-Indo-European -ōm, from Proto-Indo-European -mi.

зима (Bulgarian): winter, wintertime

Definitions

  1. winter, wintertime

Ancestry of “зима”, step by step

StepLanguageWordMeaning
1Old Church Slavonicзимаwinter
2Proto-Slaviczimàwinter
3Proto-Balto-Slavicźeimā́ˀwinter
4Proto-Indo-Europeanǵʰéyōmwinter; year; frost, snow
5Proto-Indo-European-ōmemphatic suffix or postpositive particle
6Proto-Indo-European-mi—
Every word from Proto-Indo-European -mi →Every word from Proto-Indo-European -ōm →Every word from Proto-Indo-European ǵʰéyōm →