spot

A mark on a surface differing sharply in color from its surroundings.

A blemish, mark, or pimple on the skin.

A stain or blot.

A mark or pip on a playing card; a spade, club, diamond, or heart.

A playing card with a specified number of such marks on it indicating its value.

A piece of paper money worth a specified number of dollars.

A small area.