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