Tortoiseshell and Turtle

Tortoiseshell noun - The mottled horny substance of the shell of some turtles.

Turtle and tortoiseshell are semantically related. In some cases you can use "Turtle" instead the word "Tortoiseshell" as a noun or an adjective.

Turtle noun - Any of various aquatic and land reptiles having a bony shell and flipper-like limbs for swimming.

Tortoiseshell and turtle are semantically related. You can use "Tortoiseshell" instead the word "Turtle" as a noun or an adjective.