pride vs haughtiness

pride and haughtiness both are nouns.

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

As nouns, haughtiness is a hyponym of pride; that is, haughtiness is a word with a more specific, narrower meaning than pride:

pride: unreasonable and inordinate self-esteem (personified as one of the deadly sins)
haughtiness: overbearing pride evidenced by a superior manner toward inferiors

Other hyponyms of pride include arrogance, hauteur, high-handedness, lordliness.

pride (noun)	haughtiness (noun)
unreasonable and inordinate self-esteem (personified as one of the deadly sins)	overbearing pride evidenced by a superior manner toward inferiors
the trait of being spurred on by a dislike of falling below your standards
a feeling of self-respect and personal worth
satisfaction with your (or another's) achievements
a group of lions

pride (verb)	haughtiness (verb)
be proud of