Synonyms to lost in thought

absent, absconded, absentminded, absorbed, abstracted, away, bemused, castle-building, daydreaming, daydreamy, deficient, deleted, departed, disappeared, distrait, dreaming, dreamy, drowsing, ecstatic, elsewhere, engrossed, faraway, forgetful, gone, half-awake, heedless, in a reverie, in the clouds, keep away from, lacking, lost, meditative, missing, mooning, moonraking, museful, musing, napping, no longer present, nodding, nonattendant, nonexistent, not found, not present, oblivious, off, omitted, out, out of sight, pensive, pipe-dreaming, preoccupied, rapt, somewhere else, stargazing, subtracted, taken away, taken up, transported, unconscious, vanished, wanting, withdraw from, woolgathering, wrapped in thought, absent-minded, Lethean, amnestic, blocked, converted, distracted, forgetting, in a trance, inadvertent, inattentive, inclined to forget, me