What's the plural form of misdevotion? Here's the word you're looking for.
Answer
The noun misdevotion can be countable or uncountable.
In more general, commonly used, contexts, the plural form will also be misdevotion.
However, in more specific contexts, the plural form can also be misdevotions e.g. in reference to various types of misdevotions
or a collection of misdevotions.
Examples
I would to God, this were only the private misdevotion of some superstitious old wife, or some idle and silly cloisterer.