As nouns the difference between haughtiness and imperiousness
is that haughtiness is the state or property of being haughty; arrogance, snobbery while imperiousness is the quality of being imperious; arrogance; haughtiness; urgency.
haughtiness
English
Noun
(-)
The state or property of being haughty; arrogance, snobbery.
Usage notes
* The plural form is rare in modern works.
imperiousness
English
Noun
(-)
The quality of being imperious; arrogance; haughtiness; urgency.
References
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