[realityking]

To further your point, here’s the German government’s 173 page guide on how to address people correctly: https://www.protokoll-inland.de/SharedDocs/downloads/Webs/PI...

Besides government officials and foreign signatories, the largest section is indeed about clergy.

Note that this is super formal. In most business you can get by with Dr. and Prof., nothing else.

[FabHK]

My favourites:

"Eure Spektabilität" and "Eure Magnifizenz" for the "Dekan" (dean) and "Rektor" (president/chancellor), respectively, of a university. I wish to meet one, just to use that term.

[realityking]

Hah, I used to be active in student politics and managed to use both of these in writing and heard them plenty of times in speeches.