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