Etymology of the English word leal
the English word
lealderived from the Old French word
leialderived from the Latin word
legalis (legal, of, concerned with law)
derived from the Latin word
lex (law; motion, bill; word)
derived from the Proto-Indo-European root
*leg- (to collect, to speak)
Date
The earliest known usage of leal in English dates from the 13th century.