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