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