quakes, aftershock, earthquakes, shockwaves, trembler, temblor, earth tremor, eruptions, jolts, reverberations, convulsions, richter scale, explosions, vibrations, magnitudes, seismicity, tsunamis, shockwave, ripples, epicenter, seaquake, volcanic eruption, contractions, shakings, sonic boom, twinges, mercalli scale, landslides, upheavals, disturbances, foreshock, deteriorations, seismograph, drumfire, volcano, essential tremor, waves, rumbling, palpitation, shudder, aru islands, twitches, perturbations, tingling, numbness, blasts, shiver, convulsing, crepitus, tectonic, andreanof islands, oscillations, throb, dizziness, symptoms, abnormalities, seismologic, turbulence, grand mal, stratovolcano, hypersomnia, pulsations, anxiety, fevers, seismology, respirations, shocks, nyiragongo, seiche, vasovagal, vibrating, storms, gusts, deformations, san andreas fault, flashflood, ruptures, hyperacusis, phantom limb, heartbeat, primidone, paresthesia, pain, diaphoresis, seizures, asperities, haemorrhages, loud noise, andaman islands, wobble, labyrinthitis, hypoventilation, discomfort, stomach ache, myoclonus, whirlwinds, status epilepticus, solidum, parkinsonism, stirrings, volcanism, hailstones, tremor, twitchings, tics, twitching, spasms, shudders, constrictions, qualms, shivering, concussions, discontinuities, distortions, movements, rumblings, upsets, chills, commotions

aftershock, kemadrin, physiological nystagmus, procyclidine