Common foods and drinks, such as coffee, red wine, and berries, and, of course, smoking, cause teeth to stain and lose their brightness.

If your teeth stain easily, call your dentist for a cosmetic cleaning between checkups.

The habit kept Roy's teeth stained an abhorrent greenish brown, like fungus growing on a corpse.

"He danced with me," Hattie said, her teeth stained purple from a blueberry muffin.

René Bertrand smiled; his teeth stained from a lifetime of cigarettes and coffee.

The lower jaw hung slack but intact, showing a purpled tongue and rotten teeth stained brown.

He teeth are rotten and stained a rusty-red.

Its foot-long teeth stained yellow by age and decay clacked together.

Sendak growled, his teeth and lips stained red with his own dark blood.

What causes teeth to stain and turn yellow?