carriottarius

carriottarius , (w. equus) horse used for pulling ‘chariot’. b (sb. m.) driver of ‘chariot’, charioteer. 1411 de ‥ xvj equis trotters, xv equis palefridis et iij equis chariotar’ et hakeneys Ac. Foreign 45D. b 1359 Henrico Dalemaygne chariettario [regine] CalPat 179.