warmer

Noun

 * 1) Something that warms, such as a heater or a soup.
 * 2) A piece of clothing for warmth, such as a bodywarmer or leg warmer.
 * 3) An introductory activity, for example in a lesson, to stimulate interest in a topic.
 * 1) An introductory activity, for example in a lesson, to stimulate interest in a topic.