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