What is another word for "sleep"?

Roget's Thesaurus (1911) lists these synonyms for "sleep": agent, anaesthesia, anaesthetic, anaesthetize, and, bed, benumb, best, blunt, breath, breathing, callous, case, cease, cessation, chair, chloral, chloroform, coma, comatose, day, dead, down, dull, ease, easy, ether, ever, exhilarating, fallow, gas, halt, hand, hard, hardened, have, hemiplegia, hide, holiday, impercipient.