Glæs-hluttor

According to the Old English Dictionary:

glæs-hluttor

adj. Clear as glass :-- Ða sǽ ðe ǽr wæs glæshlutru the sea that before was clear as glass, Bt. 6; Fox 14, 24: Bt. Met. Fox 5, 15; Met. 5, 8. Ís glisnaþ glæshluttur ice glistens clear as glass, Runic pm. Kmbl. 341, 16; Rún. 11. glæs-hluttor