Where does “подсолнечный” come from?
подсолнечный (Russian) comes from Russian со́лнце, from Old East Slavic сълньце, from Proto-Slavic sъlnьce, from Proto-Balto-Slavic *súlˀnis, from Proto-Indo-European sóh₂wl̥ — sun.
подсолнечный (Russian): sunflower
Ancestry of “подсолнечный”, step by step