Synonyms and related words :
abash, addle, addle the wits, afflict, agitate, ail, alarm, ball up, be the matter, beat, beat up, becloud, bedazzle, befuddle, beset, bewilder, bother, bug, burden, churn, churn up, cloud, complicate matters, concern, confuse, convulse, daze, dazzle, disarrange, discombobulate, discomfit, discomfort, discommode, discompose, disconcert, dishevel, dismay, disorder, disorganize, disorient, disquiet, distract, distress, disturb, electrify, embarrass, embroil, entangle, excite, ferment, flummox, flurry, fluster, flutter, fog, fret, fuddle, fuss, harass, inconvenience, irk, jar, jolt, jumble, knock galley-west, load with care, maze, mist, mix up, moider, muddle, paddle, perplex, perturbate, plague, pother, psych, put out, put to it, puzzle, raise hell, rattle, rile, ripple, rock, roil, roughen, ruffle, rumple, shake, shake up, shock, spook, stagger, stir, stir up, swirl, throw, throw into confusion, torment, trouble, unnerve, unsettle, upset, vex, whip, whip up, whisk, work up, worry