Where does “двьрьникъ” come from?

двьрьникъ (Old Church Slavonic) comes from Old Church Slavonic двьрь, from Proto-Slavic dvь̃rь, from Proto-Balto-Slavic dwírs, from Proto-Indo-European dʰwer- — door.

двьрьникъ (Old Church Slavonic): doorkeeper

Definitions

  1. doorkeeper

Ancestry of “двьрьникъ”, step by step

StepLanguageWordMeaning
1Old Church Slavonicдвьрьdoor, front door, entrance
2Proto-Slavicdvь̃rьdoor
3Proto-Balto-Slavicdwírsdoor
4Proto-Indo-Europeandʰwer-door
Every word from Proto-Indo-European dʰwer- →Every word from Proto-Balto-Slavic dwírs →Every word from Proto-Slavic dvь̃rь →