Synonyms to dead to the world

absent, absentminded, absorbed, abstracted, asleep, bemused, blind, castle-building, cataleptic, catatonic, cold, comatose, daydreaming, daydreamy, dead, dead asleep, deaf, deep asleep, doped, dormant, dreaming, dreamy, drowsing, drugged, ecstatic, elsewhere, engrossed, faraway, fast asleep, flaked-out, half-awake, half-conscious, in a reverie, in the clouds, insensible, lost, lost in thought, meditative, mooning, moonraking, museful, musing, napping, narcotized, nirvanic, nodding, oblivious, out, out cold, out of it, pensive, pipe-dreaming, preoccupied, rapt, semiconscious, senseless, sleeping, slumbering, somewhere else, sound asleep, spaced out, stargazing, stoned, strung out, taken up, transported, unconscious, woolgathering, wrapped in thought, zonked, zonked out