Simple past tense and past participle of convulse.(verb)
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Use "convulsed" in a sentence
"Though the weather was cool and the night tempestuous, he had thrown aside his pea-jacket, with most of his disguise, and was sitting ruefully on his blanket, wiping, with one hand, the large drops of sweat from his forehead, and occasionally grasping his throat with the other, with a kind of convulsed mechanical movement."
"Its potential arrival on British TV screens, say some observers, could not be more timely: from Cheryl Cole's dramatic firing by The X Factor USA to allegations that this year's Britain's Got Talent had been "fixed" by Simon Cowell's production company, the talent show landscape has become convulsed with spats and rumours of skulduggery."
"I started from my sleep with horror; a cold dew covered my forehead, my teeth chattered, and every limb became convulsed; when, by the dim and yellow light of the moon, as it forced its way through the window-shutters, I beheld the wretch — the miserable monster whom I had created."