What's the plural form of thirlage? Here's the word you're looking for.
Answer
The noun thirlage can be countable or uncountable.
In more general, commonly used, contexts, the plural form will also be thirlage.
However, in more specific contexts, the plural form can also be thirlages e.g. in reference to various types of thirlages
or a collection of thirlages.
Examples
I could speak to the thirlage of invecta et illata too, but let that pass.
