THESAURUS
disconcerted
abashed, abroad, adrift, afflicted, agitated, all shook up, amiss, askew, astray, at sea, awry, baffled, balled-up, beset, bewildered, bothered, cast down, chagrined, chaotic, chapfallen, clueless, cockeyed, confused, convulsed, deranged, disarranged, discomfited, discomforted, discomposed, dislocated, dismayed, disordered, disorderly, disorganized, disoriented, disquieted, distracted, distraught, distressed, disturbed, embarrassed, fazed, flustered, fluttered, fussed, guessing, haywire, hung up, ill at ease, in a fix, in a jumble, in a maze, in a pickle, in a pother, in a pucker, in a scrape, in a stew, in a sweat, in a swivet, in a tizzy, in disorder, jumbled, lost, mazed, misplaced, mixed-up, mortified, off the track, on the fritz, out of countenance, out of gear, out of joint, out of kelter, out of kilter, out of order, out of place, out of tune, out of whack, perplexed, perturbed, put off, put out, put-out, put-upon, puzzled, queasy, rattled, roily, ruffled, shaken, shook, shuffled, troubled, turbid, turbulent, turned around, uncomfortable, uneasy, unsettled, upset, without a clue
ROGET THESAURUS
disconcerted
Inattention
N
inattention, inconsideration, inconsiderateness, oversight, inadvertence, inadvertency, nonobservance, disregard, supineness, etourderie, want of thought, heedlessness, insouciance, abstraction, absence of mind, absorption of mind, preoccupation, distraction, reverie, brown study, deep musing, fit of abstraction, inattentive, unobservant, unmindful, heedless, unthinking, unheeding, undiscerning, inadvertent, mindless, regardless, respectless, listless, blind, deaf, bird-witted, hand over head, cursory, percursory, giddy-brained, scatter-brained, hare-brained, unreflective, unreflecting, ecervele, offhand, dizzy, muzzy, brainsick, giddy, giddy as a goose, wild, harum-scarum, rantipole, highflying, heedless, careless, inconsiderate, thoughtless, absent, abstracted, distrait, absentminded, lost, lost in thought, wrapped in thought, rapt, in the clouds, bemused, dreaming on other things, musing on other things, preoccupied, engrossed, daydreaming, in a reverie, off one's guard, napping, dreamy, caught napping,
disconcerted, distracted, put out, inattentively, inadvertently, absent-mindedly, per incuriam, sub silentio, Int, stand at ease, stand easy!, the attention wanders, one's wits gone a woolgathering, one's wits gone a bird's nesting, it never entered into one's head, the mind running on other things, one's thoughts being elsewhere, had it been a bear it would have bitten you.
Disappointment
N
disappointment, blighted hope, balk, blow, anticlimax, slip 'twixt cup and lip, nonfulfillment of one's hopes, sad disappointment, bitter disappointment, trick of fortune, afterclap, false expectation, vain expectation, miscalculation, fool's paradise, much cry and little wool, disappointed,
disconcerted, aghast, disgruntled, out of one's reckoning, the mountain labored and brought forth a mouse, parturiunt montes, nascitur ridiculus mus, diis aliter visum, the bubble burst, one's countenance falling.