1) Byzantine court title 
Konostaulos or konostablos (`constable`, in Greek variously κονόσταυλος, κονοσταῦλος or κονόσταβλος), later corrupted to kontostaulos (Greek: κοντόσταυλος), was a late Byzantine title, adopted from the Normans. The derivative dignity of megas konostaulos (Greek: μέγας κονόσταυλος, `G......