bed (n.) Look up bed at Dictionary.com
Old English bedd "bed, couch, resting place, garden plot," from Proto-Germanic *badjam "sleeping place dug in the ground" (source also of Old Frisian, Old Saxon bed, Middle Dutch bedde, Old Norse beðr, Old High German betti, German Bett, Gothic badi "bed"), from PIE root *bhedh- "to dig, pierce" (source also of Hittite beda- "to pierce, prick," Greek bothyros "pit," Latin fossa "ditch," Lithuanian bedre "to dig," Breton bez "grave"). Both "sleeping" and "gardening" senses are in Old English. Meaning "bottom of a lake, sea, watercourse" is from 1580s.
bed (v.) Look up bed at Dictionary.com
Old English beddian "to provide with a bed or lodgings," from bed (n.). From c. 1300 as "to go to bed," also "to copulate with, to go to bed with;" 1440 as "to lay out (land) in plots or beds." Related: Bedded; bedding.