Gǽst-lic (gæst- ?)

According to the Old English Dictionary:

gǽst-lic (gæst- ?)

adj. Terrible, ghastly :-- Ongitan sceal gleáw hæle hú gǽstlic bið, þonne eall þisse worulde wela wéste stondeð, Wand. 73. Cf. (?) gǽstan. gæst-lic gæst-