Bastard
m.
Old French bastard 'bastard', from bast 'pack-saddle' + the pejorative suffix -ard.
Cite as: J. Uckelman, S.L. Uckelman. "Bastard". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2021, no. 1. http://dmnes.org/2021/1/name/Bastard.