West-sǽ

According to the Old English Dictionary:

west-sǽ

f. m. A west sea, sea on the west coast of a country :-- Hé (a Norwegian) búde on ðæm lande norþweardum wiþ ða westsǽ, Ors. 1, 1; Swt. 17, 3. Hí (the Saxons in Britain) hergodon fram eástsǽ óð westsǽ (ab orientali mari usque ad occidentale), Bd. 1, 15 ; S. 483, 40. Fram eástsǽ óþ wæstsǽ a mari ad mare, 1, 12; S. 481, 8. west-sæ