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