Synonyms and related words :
KO, blackout, catalepsy, catatonia, catatony, dullness, encephalitis lethargica, faint, grayout, hebetude, high, kayo, knockout, languor, lassitude, lethargy, lipothymia, lipothymy, narcohypnosis, narcolepsy, narcoma, narcosis, narcotic stupor, narcotization, nirvana, nirvana principle, nod, nothingness, oblivion, obliviousness, sedation, semiconsciousness, senselessness, shock, sleep, sleeping sickness, slumber, sopor, stupor, swoon, syncope, thanatosis, torpidity, torpor, trance, unconsciousness,