Synonyms and related words :
absent, absentminded, absorbed, abstracted, anesthetized, asleep, bagging, baggy, ballooning, bemused, castle-building, casual, cataleptic, comatose, daydreaming, daydreamy, distant, doped, dozy, dreaming, dreamy, drooping, droopy, drowsing, drowsy, drugged, drugged with sleep, ecstatic, elsewhere, engrossed, faraway, floppy, goofing off, half asleep, half-awake, heavy, heavy with sleep, heavy-eyed, in a reverie, in a stupor, in the clouds, incautious, incomplete, languid, lethargic, limp, loose, lop, lop-eared, loppy, lost, lost in thought, meditative, mooning, moonraking, museful, musing, napping, narcoleptic, narcose, narcotized, narcous, oblivious, off-guard, oscitant, out of it, pensive, pipe-dreaming, preoccupied, rapt, sagging, sagging in folds, saggy, sedated, sleep-drowned, sleep-drunk, sleep-filled, sleep-swollen, sleepful, sleeping, sleepy, slight, slumberous, slumbery, snoozy, somewhere else, somnolent, soporific, stargazing, stretchy, stuporose, stuporous, superficial, swag, taken up, transported, unalert, uncautious, unconscious, unguarded, unprepared, unready, unvigilant, unwary, unwatchful, woolgathering, wrapped in thought, yawning, yawny