Gestéd-hors

According to the Old English Dictionary:

es;

gestéd-hors

n. [stéda a steed] A stallion; ĕquus admissārius vel ēmissārius :-- He ðone cyng bæd ðæt he him wǽpen sealde and gestédhors rŏgāvit sibi rĕgem arma dăre et ĕquum ēmissārum, Bd. 2, 14; S. 517, 5. ge-stedhors,gested-hors