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