pillow

Concise Oxford English Dictionary © 2008 Oxford University Press:
pillow/ˈpɪləʊ/

▶noun

• 1 a rectangular cloth bag stuffed with feathers, wadding, or other soft materials, used to support the head when lying or sleeping.

• 2 short for lace pillow.

▶verb rest (one's head) as if on a pillow.

■ literary serve as a pillow for.

– derivatives
pillowy adjective.

– origin OE pyle, pylu, of W. Gmc origin, based on L. pulvinus ‘cushion’.