Where does “Ziemsvētki” come from?

Ziemsvētki (Latvian) comes from Latvian svētki, from Latvian svēts, from Proto-Balto-Slavic śwentas, from Proto-Indo-European ḱwen- — holy, sacred.

Ancestry of “Ziemsvētki”, step by step

Ziemsvētki traces back through two separate lines of ancestry.

via Latvian svētki

StepLanguageWordMeaning
1Latviansvētkiholiday, feast; festival
2Latviansvētsholy, sacred
3Proto-Balto-Slavicśwentasholy, sacred
4Proto-Indo-Europeanḱwen-holy, sacred

via Latvian ziemas

StepLanguageWordMeaning
1Latvianziemasgenitive singular form of ziema; nominative...
Every word from Proto-Indo-European ḱwen-Every word from Proto-Balto-Slavic śwentasEvery word from Latvian svēts
Ziemsvētki — Etymology, Origin & Word History | Etymology Explorer