adjective, rud·er, rud·est.
Origin of rude
Examples from the Web for rudeness
I knew the rudeness I was committing, but still I rose and left the church.Read ‘The King in Yellow,’ the ‘True Detective’ Reference That’s the Key to the Show|Robert W. Chambers|February 20, 2014|DAILY BEAST
To Andrew, it would appear, rudeness is a way of life — whether you are high-born or from below stairs.The Daily Mail Catalogues The Many Failings of "Spoilt Oaf" Prince Andrew|Tom Sykes|September 10, 2013|DAILY BEAST
And "just to walk a few blocks requires barging your way through a melee of noise and rudeness and madness."
Moreover, not all of the identified "rudeness" is actually rude; it's just different customs.
The Daily Pic: The great Bruce Nauman doubles-down on rudeness, and defeats it.
And it was because of this and because of my last promise to him that your offer shocked me; I ask your pardon for my rudeness.Melomaniacs|James Huneker
But the real cause was his sensitiveness to rudeness, his own temper being singularly sweet.Autobiography, Letters and Literary Remains of Mrs. Piozzi (Thrale) (2nd ed.) (2 vols.)|Mrs. Hester Lynch Piozzi
The rudeness of the general, however, proved not so very great a disaster to Catherine.
The cottages in this part of Cumberland partake of the rudeness which characterises those of Scotland.Guy Mannering, or The Astrologer, Complete, Illustrated|Sir Walter Scott
The places which have intricate spy systems to watch their employees are the ones where there is most rudeness and trickery.The Book of Business Etiquette|Nella Henney