Where does “лестничный” come from?
лестничный (Russian) comes from Russian лестница, from Old East Slavic лѣстница, from Proto-Slavic lěstva, from Proto-Slavic lězti, from Proto-Balto-Slavic lḗˀźtei, from Proto-Indo-European leh₁ǵʰ- — to crawl on the ground; low.
лестничный (Russian): staircase, ladder
Definitions
- staircase, ladder