| Main Entry: | |
| Part of Speech: | verb |
| Definition: | shake, vibrate |
| Synonyms: | flutter, have the shakes, jar, jitter, oscillate, palpitate, quake, quaver, quiver, rock, shiver, shudder, teeter, throb, totter, tremor, wobble |
| Antonyms: | be calm, calm, steady |
| Main Entry: | beat |
| Part of Speech: | verb |
| Definition: | throb |
| Synonyms: | agitate, alternate, bob, bounce, buffet, flap, flicker, fluctuate, flutter, heave, jerk, jounce, oscillate, palpitate, pitch, pound, pulsate, pulse, quake, quaver, quiver, ripple, shake, shiver, swing, thrill, throb, thump, tremble, twitch, undulate, vibrate, writhe |
| Main Entry: | convulsion |
| Part of Speech: | noun |
| Definition: | disturbance |
| Synonyms: | agitation, cataclysm, clamor, commotion, disaster, ferment, furor, outcry, quaking, rocking, seism, shaking, shock, tottering, trembling, tumult, turbulence, upheaval, upturn |
| Antonyms: | harmony, peace |
| Main Entry: | cower |
| Part of Speech: | verb |
| Definition: | hide, hover in fear |
| Synonyms: | apple-polish, blench, bootlick, brownnose, cringe, crouch, draw back, fawn, flinch, grovel, honey*, kowtow, quail, recoil, shrink, skulk, sneak, toady, tremble, truckle, wince |
| Antonyms: | come out |
| Main Entry: | cringe |
| Part of Speech: | verb |
| Definition: | flinch, recoil from danger |
| Synonyms: | blench, cower, crawl, crouch, dodge, draw back, duck, eat dirt, grovel, kneel, quail, quiver, shrink, shy, start, stoop, tremble, wince |
| Antonyms: | come forward |
| Main Entry: | dodder |
| Part of Speech: | verb |
| Definition: | shake |
| Synonyms: | quiver, shiver, shudder, stagger, sway, teeter, totter, tremble, wobble |
| Main Entry: | doddering |
| Part of Speech: | adjective |
| Definition: | aged, feeble |
| Synonyms: | anile, decrepit, dotard, faltering, floundering, infirm, senile, shaky, tottering, trembling, unsteady, weak |
| Antonyms: | agile, young, youthful |
| Main Entry: | dread |
| Part of Speech: | verb |
| Definition: | anticipate with horror |
| Synonyms: | apprehend, be afraid, cringe, fear, have cold feet, misdoubt, quake, shrink from, shudder, tremble |
| Antonyms: | encourage, want, welcome |
| Main Entry: | falter |
| Part of Speech: | verb |
| Definition: | stumble, stutter |
| Synonyms: | be undecided, bobble, break, drop the ball, flounder, fluctuate, fluff, halt, hem and haw, hesitate, lurch, quaver, reel, rock, roll, scruple, shake, speak haltingly, stagger, stammer, stub toe, teeter, topple, totter, tremble, trip up, vacillate, waver, whiffle, wobble |
| Antonyms: | continue, endure, maintain, persist, remain, stay |