Where does “черковен” come from?

черковен (Bulgarian) comes from Bulgarian че́рква, from Proto-Slavic cьrky, from Old High German kirihha, from Proto-West Germanic kirikā, from Ancient Greek κυριακόν, from Ancient Greek Κύριος, from Proto-Hellenic *kúrios — lord, master.

Ancestry of “черковен”, step by step

StepLanguageWordMeaning
1Bulgarianче́ркваchurch
2Proto-Slaviccьrkychurch
3Old High Germankirihhachurch
4Proto-West Germanickirikāchurch
5Ancient Greekκυριακόνchurch
6Ancient GreekΚύριοςLord
7Proto-Hellenic*kúrioslord, master
Every word from Proto-Hellenic *kúrios →Every word from Ancient Greek Κύριος →Every word from Ancient Greek κυριακόν →