RichThesaurus
level-headedness
vs
matter-of-factness
level-headedness
noun
The property of being level-headed.
matter-of-factness
noun
The property of behaving in a matter-of-fact manner.
How often have the words
level-headedness
and
matter-of-factness
occurred in a corpus of books?
(source:
Google Ngram Viewer
)