Gleám

According to the Old English Dictionary:

es;

GLEÁM

m. A joyous noise, jubilation, joy :-- Hæfdon gleám and dreám engla þreátas the hosts of angels had joy and delight, Cd. 1; Th. 2, 1; Gen. 12. [Icel. glaumr; m. a merry noise, merriment, joy; gleymask to be merry.] gleam