Mottled
This adjective refers to something being marked with shapes of different colours without a regular pattern.
Origin:
The word mottled originated in the 18th Century, and is presumed to be a back-formation of the word motley, which has a similar meaning -varied in appearance, and made up of many colour. Back-formation is a word that is created from a word that already exists.
Example:
The drying leaves of the plant were mottled and looked beautiful.
Picture Credit : Google
