When I’m comparing two edits on the Wazeopedia, instead of the undo button being labelled as “undo”, it’s labelled as “cin gbere le”. My Wazeopedia is set to British English.
For example, when I look at this URL: https://www.waze.com/wiki/Australia/index.php?title=Railway_Crossing_Alerts&diff=next&oldid=11941&diffmode=source
I see this: