Where does “поучительный” come from?
поучительный (Russian) comes from Russian поучи́ть, from Russian учи́ть, from Old East Slavic учити, from Proto-Slavic učiti, from Proto-Balto-Slavic auˀkīˀtei, from Proto-Indo-European h₁owk-éye-ti, from Proto-Indo-European h₁ewk- — to be accustomed; to become accustomed; be...
поучительный (Russian): instructive, didactic
Ancestry of “поучительный”, step by step