hubris vs high-handedness

hubris and high-handedness both are nouns.

Word	Noun	Adjective	Verb	Adverb
hubris	Yes	No	No	No
high-handedness	Yes	No	No	No

As nouns, high-handedness is a hypernym of hubris; that is, high-handedness is a word with a broader meaning than hubris:

hubris: overbearing pride or presumption
high-handedness: overbearing pride evidenced by a superior manner toward inferiors

Other hypernyms of hubris include arrogance, haughtiness, hauteur, lordliness.

hubris (noun)	high-handedness (noun)
overbearing pride or presumption	overbearing pride evidenced by a superior manner toward inferiors