Where does “östkyrka” come from?
östkyrka (Swedish) comes from Swedish kyrka, from Old Swedish kyrkia, from Old Norse kirkja, from Old English ċiriċe, from Proto-West Germanic kirikā, from Ancient Greek κυριακόν, from Ancient Greek Κύριος, from Proto-Hellenic *kúrios.
östkyrka (Swedish): an eastern church
Ancestry of “östkyrka”, step by step