Where does “Ziemassvētki” come from?

Ziemassvētki (Latvian) comes from Latvian ziema, from Proto-Balto-Slavic źeimā́ˀ, from Proto-Indo-European ǵʰéyōm, from Proto-Indo-European -ōm, from Proto-Indo-European -mi.

Ziemassvētki (Latvian): Christmas holiday [[celebrate

Definitions

  1. Christmas holiday [[celebrate

Ancestry of “Ziemassvētki”, step by step

Ziemassvētki traces back through two separate lines of ancestry.

via Latvian ziema

StepLanguageWordMeaning
1Latvianziemawinter; winter, typical of winter, used in winter
2Proto-Balto-Slavicźeimā́ˀwinter
3Proto-Indo-Europeanǵʰéyōmwinter; year; frost, snow
4Proto-Indo-European-ōmemphatic suffix or postpositive particle
5Proto-Indo-European-mi—

via Latvian svētki

StepLanguageWordMeaning
1Latviansvētkiholiday, feast; festival
2Latviansvētsholy, sacred
3Proto-Balto-Slavicśwentasholy, sacred
4Proto-Indo-Europeanḱwen-holy, sacred
Every word from Proto-Indo-European -mi →Every word from Proto-Indo-European -ōm →Every word from Proto-Indo-European ǵʰéyōm →