Eást-gársecg
Bosworth & Toller Anglo-Saxon Old English Dictionary - eást-gársecg
According to the Old English Dictionary:
es;
- eást-gársecg
- m. The eastern ocean:--Ꝥ hé his ríce gebrǽdde oþ þone eástgársecg ut oceano ultimoque oriente finiret imperium, Ors. 3, 9; S. 132, 5. east-garsecg