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