#1 mottle v. [streak, blotch] mark with spots or blotches of different color or shades of color as if stained. wn
#2 mottle n. an irregular arrangement of patches of color; "it was not dull grey as distance had suggested, but a mottle of khaki and black and olive-green". wn
#3 mottle v. [dapple, cloud] colour with streaks or blotches of different shades. wn
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