Where does “одиночный” come from?
одиночный (Russian) comes from Russian оди́н, from Old East Slavic оди́нъ, from Proto-Slavic edìnъ, from Proto-Balto-Slavic edīˀnas, from Proto-Balto-Slavic aiˀnas, from Proto-Indo-European óynos — one; single.
Ancestry of “одиночный”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Russian | оди́н | — |
| 2 | Old East Slavic | оди́нъ | — |
| 3 | Proto-Slavic | edìnъ | one |
| 4 | Proto-Balto-Slavic | edīˀnas | — |
| 5 | Proto-Balto-Slavic | aiˀnas | one |
| 6 | Proto-Indo-European | óynos | one; single |