Drysmian

According to the Old English Dictionary:

dryrmian;

drysmian

p. ode; pp. od To become dark, gloomy, to be made sad, to mourn; calīgāre, obscūrāri, mœstĭtia affĭci, lugēre :-- Óþ-ðæt lyft drysmaþ until the air grows gloomy, Beo. Th. 2755, note; B. 1375. drysmian