There is no such thing as one who is lazy. One is either sick or uninspired. 'Sloth' happens to be both.

Image description:

Image features an icon of a dragon facing the left. He has black scales and is iridescent, and has a large horn sticking out the top of his head. He has two ram like horns on the back of his head, a spike on his nose, and fur going from his chin, jaw, down the sides of his belly scales.