Where does “básn” come from?

básn (Old Czech) comes from Proto-Slavic basnь, from Proto-Slavic bajati, from Proto-Balto-Slavic bā́ˀtei, from Proto-Indo-European bʰéh₂ti — to speak, to be talking.

Ancestry of “básn”, step by step

StepLanguageWordMeaning
1Proto-Slavicbasnьtale
2Proto-Slavicbajatito tell
3Proto-Balto-Slavicbā́ˀteito speak, tell
4Proto-Indo-Europeanbʰéh₂tito speak, to be talking

Words derived from “básn”

Every word from Proto-Indo-European bʰéh₂ti →Every word from Proto-Balto-Slavic bā́ˀtei →Every word from Proto-Slavic bajati →