shock

1 a forceful coming together of two things the whole railway platform shook from the shock of the two trains colliding Synonyms bump, collision, concussion, crash, impingement, jar, jolt, jounce, kick, impact, slam, smash, strike, wallopRelated Words blow, buffet, hit, knock, punch, rap, slap, thump; bashing, battering, bludgeoning, clobbering, hammering, lambasting, licking, pounding, pummeling (also pummelling), thrashing; contact, encounter, meeting, touch

2 the state of being strongly impressed by something unexpected or unusual were in shock after they heard the news of the death of the president Synonyms amazement, astonishment, surprise, startlement, stupefactionRelated Words awe, wonder, wonderment; startle; bewilderment, confusion, consternation, discomfiture, dismay

1 to cause an unpleasant surprise for Mom was shocked by the terrible news that her cousin had died in an accident I was shocked to find out that I was the victim of identity theft Synonyms appall (also appal), floor, jolt, shake up Related Words astonish, bowl over, dumbfound (also dumfound), flabbergast, freak (out), stun, stupefy; affright, alarm (also alarum), dismay, fright, frighten, horrify, panic, scare, scarify, spook, startle, terrify, terrorize; disgust, nauseate, repel, revolt, sicken, turn off; displease, offend, outrage, scandalize; amaze, astound, awe; chill, daunt, demoralize, dispirit, emasculate, undo, unman, unnerve, unstring; discomfort, discompose, disconcert, disquiet, distress, disturb, perturb, shake, unsettle, upset, weird out; crush, overpower, overwhelm Phrases knock for a loop Near Antonyms buffer, cushion; delight, gratify, please, rejoice, tickle; charm, entice, tempt; assure, cheer, comfort, console, solace, soothe; reassure

2 to make a strong impression on (someone) with something unexpected were shocked by the way the law against public intoxication was constantly being broken Synonyms amaze, astonish, astound, bowl over, dumbfound (also dumfound), flabbergast, floor, rock, surprise, startle, stun, stupefy, thunderstrikeRelated Words befuddle, bewilder, blindside, blow away, confound, confuse, daze, discomfit, disconcert, dismay, jar, muddle, nonplus, perplex, shake up

3 to strike with fear the sudden appearance of the ghost shocked us to the core Synonyms affright, alarm (also alarum), fright, horrify, panic, scare, scarify, frighten, spook, startle, terrify, terrorizeRelated Words appall (also appal), bowl over, dismay, floor, jolt, shake, shake up; amaze, astound, awe; chill, daunt, demoralize, dispirit, emasculate, psych (out), undo, unman, unnerve, unstring; discomfort, discompose, disconcert, disquiet, distract, distress, disturb, perturb, unsettle, upset, worryNear Antonyms assure, cheer, comfort, console, solace, soothe; embolden, encourage, hearten, inspire, steelAntonyms reassure