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