Etymology of the French word derechef
the French word
derechefderived from the Old French word
chefderived from the Old French word
chiefderived from the Latin word
caput (head; small head; head; head; head; head; person; life; heading; chapter, principal division)
derived from the Proto-Indo-European root
*kaput- (head)
derived from the Old French word
dederived from the Vulgar Latin word
datum (present, gift; that which is given)
derived from the Latin word
dare (give; dedicate; sell; surrender, give over; send to die)
derived from the Proto-Indo-European root
*dō-using the Old French prefix
re-Date
The earliest known usage of derechef in French dates from the 12th century.