Asperity
From BiblePortal Wikipedia
Asperity [1]
(1): (n.) Roughness to the taste; sourness; tartness.
(2): (n.) Moral roughness; roughness of manner; severity; crabbedness; harshness; - opposed to mildness.
(3): (n.) Sharpness; disagreeableness; difficulty.
(4): (n.) Roughness or harshness of sound; that quality which grates upon the ear; raucity.
(5): (n.) Roughness of surface; unevenness; - opposed to smoothness.