rudesome

From rude +‎ -some.

rudesome (comparative more rudesome, superlative most rudesome)

1. (rare) Characterised or marked by rudeness
   • 1902, Forbes Heermans, Jess of the Bar Z Ranch:

     Here! throw your lip over that, an' you'll apologize for being so rudesome.

   • 1907, The Publishers Weekly, volume 72, page 1941:

     Let rudesome outsiders deride and denounce me, / What care I when I with my friends can commune, [...]

• usermode