What's the plural form of theonomy? Here's the word you're looking for.
Answer
The noun theonomy can be countable or uncountable.
In more general, commonly used, contexts, the plural form will also be theonomy.
However, in more specific contexts, the plural form can also be theonomies e.g. in reference to various types of theonomies
or a collection of theonomies.
Examples
If God is not programmed into human nature, then choosing God is heteronomy, not theonomy.
