English

handwarmer

From hand + warmer.

A compound of hand + warmer

Proto-Germanic *handuz

Proto-West Germanic *handu

Old English hand

Middle English hond

English hand

Proto-Germanic *warmaz ‘warm’

…

Proto-West Germanic *warmōn

Old English wearmian ‘to get warm’

Middle English warmen

English warm

Today it means

noun A pocket-sized device for warming the hands, using chemicals, hot liquids, or an electrical heating element.

Language periods are conventional ranges, not dates for this word.

Etymograph / handwarmer