(1):

(a.) Having violent contrasts of color, or of light and shade; lacking in harmony.

(2):

(a.) Rough; disagreeable; grating

(3):

(a.) disagreeable to the touch.

(4):

(a.) disagreeable to the taste.

(5):

(a.) disagreeable to the ear.

(6):

(a.) Unpleasant and repulsive to the sensibilities; austere; crabbed; morose; abusive; abusive; severe; rough.