Bolster

According to the Old English Dictionary:

BOLSTER

gen. bolstres; m. A BOLSTER, a pillow for the head; cervical :-- He his heáfód onhylde to ðam bolstre, and medmycel fæc onslǽpte reclinavit caput ad cervical, modicumque obdormivit, Bd. 4, 24; S. 599, 7. He wæs on scipe, ofer bolster slápende erat in puppi, super cervical dormiens, Mk. Bos. 4, 38. Hit geondbrǽded wearþ beddum and bolstrum it was overspread with beds and bolsters, Beo. Th. 2484; B. 1240. [Dut. bolster, m. a shell: Kil. bolster culcita: Ger. polster, m. cervical: M. H. Ger. bolster, m: O. H. Ger. bolstar, n: Swed. bolster, n. a mattress: O. Nrs. bólstr. m. a bolster.] DER. heáfod-bolster, hleór-. bolster