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