sour tooth

Etymology
By analogy with.

Noun

 * 1)  A liking for foods that are sour.
 * 2)  Someone with a liking for sour foods.
 * 1)  Someone with a liking for sour foods.
 * 1)  Someone with a liking for sour foods.
 * 1)  Someone with a liking for sour foods.