Where does “угощаться” come from?

угощаться (Russian) comes from Russian угоща́ть, from Russian угости́ть, from Russian гости́ть, from Proto-Slavic gostiti, from Slovene gòst, from Proto-Slavic gȍstь, from Proto-Balto-Slavic gastis, from Proto-Indo-European gʰóstis — Derives abstract/action nouns from verb roots.

угощаться (Russian): to partake in, to help oneself to; passive of...

Definitions

  1. to partake in, to help oneself to; passive of...

Ancestry of “угощаться”, step by step

StepLanguageWordMeaning
1Russianугоща́тьto treat (someone, to something)
2Russianугости́тьto treat (someone to something)
3Russianгости́тьto be on visit, to stay
4Proto-Slavicgostitito host
5Slovenegòstguest
6Proto-Slavicgȍstьguest
7Proto-Balto-Slavicgastisguest
8Proto-Indo-Europeangʰóstisstranger, host
9Proto-Indo-European-tisDerives abstract/action nouns from verb roots
Every word from Proto-Indo-European -tisEvery word from Proto-Indo-European gʰóstisEvery word from Proto-Balto-Slavic gastis