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