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