That works but could be confusing after a while. If we do it that way then we'll have to have a primary name that most know the God by or know the name exists and then other "nicknames" that are also associated with them. For Example, if the Devil was a God;

The Devil (Satan/Antichrist/Lucifer)

[@Jozarin]

A floating island could work well, how do you suggest it defies the laws that the other land masses are held under?