Affected by involuntary jerky muscular contractions; resembling a spasm:
— Convulsive motions.

synonyms: spasmodic, spastic.

Roget 173: violent, vehement; warm; acute, sharp; rough, rude, ungentle, bluff, boisterous, wild; brusque, abrupt, waspish; impetuous; rampant.    turbulent; disorderly; blustering, raging etc. v.; troublous^†, riotous; tumultuary^†, tumultuous; obstreperous, uproarious; extravagant; unmitigated; ravening, inextinguishable, tameless; frenzied etc. (insane) 503.    desperate etc. (rash) 863; infuriate, furious, outrageous, frantic, hysteric, in hysterics.    fiery, flaming, scorching, hot, red-hot, ebullient.    savage, fierce, ferocious, fierce as a tiger.    excited etc. v.; unquelled^†, unquenched, unextinguished^†, unrepressed, unbridled, unruly; headstrong, ungovernable, unappeasable, immitigable, unmitigable^†; uncontrollable, incontrollable^†; insuppressible, irrepressible; orgastic, orgasmatic, orgasmic.    spasmodic, convulsive, explosive; detonating etc. v.; volcanic, meteoric; stormy etc. (wind) 349.    ... show more

Roget 315: shaking etc. v.; agitated tremulous; desultory, subsultory^†; saltatoric^†; quasative^†; shambling; giddy-paced, saltatory^†, convulsive, unquiet, restless, all of a twitter.    ... show more

Polish: konwulsyjny

Resembling a convulsion in being sudden and violent.