Where does “поганинъ” come from?
поганинъ (Old Church Slavonic) comes from Old Church Slavonic поганъ, from Latin pāgānus, from Latin pāgus, from Proto-Italic pāgos, from Proto-Indo-European peh₂ǵos, from Proto-Indo-European peh₂ǵ- — to attach.
поганинъ (Old Church Slavonic): heathen
Ancestry of “поганинъ”, step by step
Words derived from “поганинъ”