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