Synonyms and related words :
Walter Mitty, absence of mind, absent, absentminded, absentmindedness, absorbed, absorption, abstracted, abstractedness, abstraction, advisement, bemused, bemusement, brooding, brown study, castle-building, close study, cogitative, cognitive, concentrating, concentration, concentrative, conceptive, conceptual, conceptualized, consideration, contemplating, contemplation, contemplative, contemplativeness, counsel, daydream, daydreamer, daydreaming, daydreamy, deep thought, deliberating, deliberation, deliberative, depth of thought, dream, dreamery, dreamfulness, dreaminess, dreaming, dreamlikeness, dreamy, drowsing, ecstatic, elsewhere, engrossed, engrossment, excogitating, fantasy, fantasying, faraway, fit of abstraction, half-awake, ideative, in a reverie, in the clouds, introspective, lost, lost in thought, lucubration, meditating, meditation, meditative, melancholy, mental, mooning, moonraking, muse, museful, musefulness, muted ecstasy, napping, nodding, noetic, oblivious, pensive, pensiveness, pipe dream, pipe-dreaming, pondering, prehensive, preoccupation, preoccupied, profound thought, rapt, reflecting, reflection, reflective, reflectiveness, reverie, revolving, ruminant, ruminating, rumination, ruminative, serious, sober, somewhere else, speculation, speculative, speculativeness, stargazing, study, taken up, thinking, thought, thoughtful, thoughtfulness, trance, transported, unconscious, weighing, wistful, wistfulness, woolgathering, wrapped in thought