Égh-þyrl
Bosworth & Toller Anglo-Saxon Old English Dictionary - égh-þyrl
According to the Old English Dictionary:
es; n.
- égh-þyrl
- An eye hole, a window; fenestra :-- Ðæs leóhtes scíma þurh ða cýnan ðære dúra and þurh ða éghþyrla ineóde the glare of the light entered through the chinks of the door and through the windows, Bd. 4, 7; S. 575, 20.