What's the plural form of supercolumniation? Here's the word you're looking for.
Answer
The noun supercolumniation can be countable or uncountable.
In more general, commonly used, contexts, the plural form will also be supercolumniation.
However, in more specific contexts, the plural form can also be supercolumniations e.g. in reference to various types of supercolumniations
or a collection of supercolumniations.
Examples
An example of supercolumniation would be the putting of the Doric order in the ground story, Ionic above it, and Corinthian or Composite above that.