Where does “летный” come from?
летный (Russian) comes from Russian ле́то, from Old East Slavic лѣто, from Proto-Slavic lěto, from Proto-Indo-European leh₁tóm.
летный (Russian): flying, flight
Ancestry of “летный”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Russian | ле́то | year; summer, year |
| 2 | Old East Slavic | лѣто | — |
| 3 | Proto-Slavic | lěto | summer; year |
| 4 | Proto-Indo-European | leh₁tóm | — |