Luh

According to the Old English Dictionary:

(a borrowed word apparently, Welsh

luh

llwch; cf. pól and Welsh pwll]; n. A loch, lough :-- Ofer ðæt luh trans fretum, Mt. Kmbl. Lind. 14, 34: Mk. Skt. Lind. 8, 13: Lk. Skt. Lind. 8, 22. Ofer luh l lytel sǽ, Mt. Kmbl. Lind. 14, 22: Mk. Skt. Lind. Rush. 5, 1. luh