Disconcert

Verb

 * 1) To upset the composure of
 * 2) To bring into confusion
 * 3) To frustrate, make go wrong

Synonyms

 * agitate
 * bewilder, confuse
 * fluster
 * upset

Derived terms

 * disconcerting
 * disconcertingly

Thesaurus
abash, addle, addle the wits, agitate, appall, astound, baffle, balk, ball up, becloud, bedazzle, befuddle, bewilder, blast, bother, brave, bug, cast down, chagrin, challenge, checkmate, circumvent, cloud, confound, confront, confuse, contravene, counter, counteract, countermand, counterwork, cross, dash, daze, dazzle, defeat, defy, destroy, discombobulate, discomfit, discompose, discountenance, dish, dismay, disorganize, disorient, disquiet, disrupt, disturb, electrify, elude, embarrass, entangle, faze, flummox, flurry, fluster, flutter, fog, foil, frustrate, fuddle, fuss, humiliate, jar, jolt, knock the chocks, maze, mist, mix up, moider, mortify, muddle, nonplus, perplex, perturb, pother, put out, puzzle, raise hell, rattle, rock, ruffle, ruin, sabotage, scotch, shake, shake up, shock, spike, spoil, stagger, stir, stonewall, stump, take aback, throw into confusion, thwart, trouble, unsettle, upset