Etymology of the French word duit
the French word
duitderived from the Old French word
duirederived from the Latin word
ducere (to lead; to lead or draw; to lead, dim; to lead, carry; lead, command; think)
derived from the Proto-Indo-European root
*deuk- (to lead)
derived from the Latin word
docere (teach, show, point out)
derived from the Proto-Indo-European root
*dek-Date
The earliest known usage of duit in French dates from the 12th century.