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