mottle

verb
UK /ˈmɒt.əl/
US /ˈmɑː.t̬əl/

To cover something with spots or patches of different colors.

The leaves were mottled with yellow and brown spots.


OTHER MEANINGS

2. A pattern of spots or patches of color.

The bird's feathers had a beautiful mottle of gray and white.

3. To mark or color with streaks or smudges.

The old mirror was mottled by years of damp air.

4. A spotted or blotchy condition on a surface.

The doctor noticed a mottle on the patient's skin.