unsettle

to trouble the mind of; to make uneasy the news that the local grocery store had sold contaminated produce unsettled many shoppers Synonyms agitate, ail, alarm (also alarum), bother, concern, derail, discomfort, discompose, dismay, disquiet, distemper, distract, distress, exercise, flurry, frazzle, freak (out), fuss, hagride, perturb, undo, unhinge, disturb, upset, weird out, worryRelated Words aggravate, anger, annoy, bug, chafe, chivy (or chivvy), exasperate, fret, gall, get, grate, harass, harry, irk, irritate, nettle, peeve, pester, pique, put off, put out, rile, vex; bedevil, haunt, plague; abash, confound, confuse, discomfit, disconcert, discountenance, embarrass, faze, fluster, jar, mortify, nonplus, rattle, shake up; daunt, demoralize, discourage, dishearten, dispirit, unnerveNear Antonyms allay, alleviate, assuage; appease, conciliate, mollify, pacify, placate, propitiateAntonyms calm, compose, quiet, settle, soothe, tranquilize (also tranquillize)