Walter Mitty, ablation, absence of mind, absentmindedness, absorbed attention, absorbency, absorbent, abstractedness, abstraction, adsorbent, adsorption, application, assimilation, attrition, bemusement, bile, blotter, blotting, blotting paper, brown study, burning up, castle-building, chemisorption, chemosorption, close study, concentration, consumption, contemplation, contemplativeness, daydream, daydreamer, daydreaming, deep study, deep thought, depletion, depth of thought, digestion, digestive system, drain, dream, dreaming, eating up, embarrassment, endosmosis, engagement, engrossment, enmeshment, entanglement, erosion, exhaustion, exosmosis, expending, expenditure, fantasy, fantasying, finishing, fit of abstraction, gastric juice, gastrointestinal tract, imbibing, immersion, implication, impoverishment, inclusion, infiltration, ingestion, intentness, intestinal juice, involution, involvement, liver, meditation, melancholy, monomania, mooning, moonraking, muse, musefulness, musing, muted ecstasy, obsession, osmosis, pancreas, pancreatic digestion, pancreatic juice, pensiveness, percolation, pipe-dreaming, pipe dream, predigestion, preoccupation, profound thought, rapt attention, reflectiveness, relation, reverie, saliva, salivary digestion, salivary glands, secondary digestion, seepage, single-mindedness, soaking-up, sorption, speculativeness, spending, sponge, sponging, squandering, stargazing, studiousness, study, submersion, taking-in, thoughtfulness, trance, using up, wastage, waste, wastefulness, wasting away, wearing away, wearing down, wistfulness, woolgathering