Lyften

According to the Old English Dictionary:

lyften

adj. Aerial, airy :-- Hwí is ðæt tácn on ðære lyftenan heofonan gesewen why is that sign [the rainbow] seen in the aërial heaven? Boutr. Scrd. 21, 23. Hí sind genumene tó lyftente heofenan ná tó rodorlícre they [Epoch and Elijah] are taken to the aërial heaven, not to the etherial heaven, Homl. Th. i. 308, 3. Lyftene gnættas the gnats of the air, Hexam. 17; Norm. 24, 30. [O. H. Ger. luftin aëreus.] lyften