haughtiness vs hauteur

haughtiness and hauteur both are nouns.

Word	Noun	Adjective	Verb	Adverb
haughtiness	Yes	No	No	No
hauteur	Yes	No	No	No

As nouns, haughtiness and hauteur are synonyms defined as:

haughtiness and hauteur: overbearing pride evidenced by a superior manner toward inferiors

Other synonyms of haughtiness include arrogance, high-handedness, lordliness.

haughtiness (noun)	hauteur (noun)
overbearing pride evidenced by a superior manner toward inferiors	overbearing pride evidenced by a superior manner toward inferiors