derail

Synonyms

agitate, ail, alarm (also alarum), bother, concern, discomfort, discompose, dismay, disquiet, distemper, distract, distress, disturb, exercise, flurry, frazzle, freak (out), fuss, perturb, undo, unhinge, unsettle, upset, weird out, worry;

Antonyms

calm, compose, quiet, settle, soothe, tranquilize (also tranquillize);

Near Antonyms

allay, alleviate, assuage;

appease, conciliate, mollify, pacify, placate, propitiate;

Related 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, unnerve;