Where does “cerkwja” come from?
cerkwja (Lower Sorbian) comes 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.
cerkwja (Lower Sorbian): church
Ancestry of “cerkwja”, step by step