back, bed, call, catch, crash, doss, doze, dream, drowse, drugged, feign, good, kip, light, nap, rem, roost, sids, snooze, snore, sound, trance

asleep, bed-ground, bed-hop, bed-wetting, bedground, bedhop, bed ground, berceuse, brumal, bundle, by chance, cabin, catnap, cat sleep, cot death, cover, crawl in, crib death, crooning, disturbed, doss down, double, dreaming, dreamless, effect, enhanced, excuse, famished, fitful, heavy, hold down, hole up, hypnoid, hypnos, jet lag, kip down, moaning, perchance, profound, redeye, rem sleep, retire, rouser, sack out, saw logs, saw wood, settled, short sleep, shuteye, silence, sleepwalk, sleep in, sleep late, sleep off, snoring, such that, turn in, wakeful, wakeless, waker, worry

aestivate, arousal, arouser, at resta, beauty sleep, bruxism, carrycot, cradlesong, crapulent, delta wave, doriden, estivate, forty winks, go to bed, go to sleep, hibernate, hit the hay, hit the sack, hypnagogue, hypnosis, hypnotic, inducement, infant death, lullaby, morpheus, nrem sleep, oversleep, redeye flight, sleep-learning, sleeplessly, sleeplessness, sleepwalker, sleep over, somnific, tingling, uneasy, wakefulness, wedding night

biogenic, delta rhythm, glutethimide, hypnagogic, hypnogogic, insomnia, insomniac, interrupted, narcolepsy, narcoleptic, noctambulist, oblivion, orthodox sleep, serotonin, sleepless person, sleep apnea, sleep disorder, somnambulate, somnambulist, somniferous, soporific, vegetation

hypnogenesis, hypnopedia, pavor nocturnus, practice bundling, rapid eye movement, soporiferous, uninterrupted

nocturnal emission, nonrapid eye movement, paradoxical sleep, rapid eye movement sleep, sedative-hypnotic, sleep terror disorder

nonrapid eye movement sleep, reticular formation, sedative-hypnotic drug, sudden infant death syndrome

major depressive episode, palatopharyngoplasty