What's the plural form of theosophie? Here's the word you're looking for.
Answer
The noun theosophie can be countable or uncountable.
In more general, commonly used, contexts, the plural form will also be theosophie.
However, in more specific contexts, the plural form can also be theosophies e.g. in reference to various types of theosophies
or a collection of theosophies.