Where does “Перунъ” come from?
Перунъ (Old East Slavic) comes from Proto-Slavic perunъ, from Proto-Indo-European perkunos, from Proto-Indo-European perkʷ- — oak.
Ancestry of “Перунъ”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Proto-Slavic | perunъ | thunder, lightning |
| 2 | Proto-Indo-European | perkunos | the thunder god |
| 3 | Proto-Indo-European | perkʷ- | oak |