disturb

v.

1. To upset physical relationship

   disorder, displace, disrupt; see confuse.

2. To upset mental calm

   trouble, worry, upset, agitate, discompose, perturb, bother, interrupt, intrude upon, inconvenience, discommode, startle, shake, give one a turn, unnerve, unsettle, disconcert, perplex, rattle, alarm, excite, arouse, affright, affect one's mind, badger, plague, vex, outrage, grieve, depress, distress, dishearten, irk, ail, provoke, afflict, irritate, pain, make uneasy, concern, disquiet, harass, exasperate, pique, gall, displease, fluster, ruffle, shake up*, throw*, put out*, flip out*, freak out*; see also bother 2, 3, confuse.

   Antonyms quiet*, calm*, soothe.

disturb implies the unsettling of normal mental calm or powers of concentration as by worry, interruption, or interference to disturb one's train of thought; discompose implies the upsetting of one's self-possession her sudden outburst discomposed him; to perturb is to cause to have a troubled or alarmed feeling the bad news perturbed him; agitate suggests the arousal of intense mental or emotional excitement he was so agitated, he could not answer