imperiousness

From imperious +‎ -ness.

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imperiousness (usually uncountable, plural imperiousnesses)

1. The quality of being imperious

   Synonyms: arrogance, haughtiness

• William Dwight Whitney, Benjamin E[li] Smith, editors (1911), “imperiousness”, in The Century Dictionary […], New York, N.Y.: The Century Co., →OCLC.

• superemission