inactiveness vs trait

inactiveness and trait both are nouns.

Word	Noun	Adjective	Verb	Adverb
inactiveness	Yes	No	No	No
trait	Yes	No	No	No

As nouns, trait is a hypernym of inactiveness; that is, trait is a word with a broader meaning than inactiveness:

inactiveness (noun)	trait (noun)
a disposition to remain inactive or inert	a distinguishing feature of your personal nature
the state of being inactive