French word orfraie comes from Latin ossifragus (Bone-breaking Osprey, sea eagle.)

Detailed word origin of orfraie

Dictionary entry	Language	Definition
ossifragus	Latin (lat)	Bone-breaking Osprey, sea eagle.
osfraie	Old French (fro)
orfraie	French (fra)	Bird of ill omen. Osprey. White-tailed eagle (Haliaeetus albicilla).