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