overbearingness vs arrogance

overbearingness and arrogance both are nouns.

Word	Noun	Adjective	Verb	Adverb
overbearingness	Yes	No	No	No
arrogance	Yes	No	No	No

As nouns, arrogance is a hypernym of overbearingness; that is, arrogance is a word with a broader meaning than overbearingness:

overbearingness: the trait of being imperious and overbearing
arrogance: overbearing pride evidenced by a superior manner toward inferiors

Other hypernyms of overbearingness include haughtiness, hauteur, high-handedness, lordliness.

overbearingness (noun)	arrogance (noun)
the trait of being imperious and overbearing	overbearing pride evidenced by a superior manner toward inferiors