Greek Church and Orthodox Catholic Church

Greek Church noun - State church of Greece; an autonomous part of the Eastern Orthodox Church.

Orthodox Catholic Church and Greek Church are semantically related. In some cases you can use "Orthodox Catholic Church" instead a noun phrase "Greek Church".

Orthodox Catholic Church noun - Derived from the Byzantine Church and adhering to Byzantine rites.

Greek Church and Orthodox Catholic Church are semantically related. Sometimes you can replace phrase "Greek Church" with "Orthodox Catholic Church", this phrases are similar.