Uganda is convulsed by nationwide protests that have been met by a brutal police crackdown.
As I write, Lithuanian politics are convulsed by allegations of vote buying by one of its political parties.
The ballot uncertainty that convulsed the nation after Florida's vote in 2000 could not happen in Mexico or Brazil.
But the country has historically avoided the periodic upheavals that have convulsed regional states like Iraq and Syria.
The video was filmed before the massive violence that convulsed Kiev this week, but its message is eerily prescient.
The downfall of Louis Philippe in 1848 at once convulsed the whole of central Europe.
For an instant her face was convulsed with a fairly demoniac fury.
Out of her eyes I could see the tears slowly welling, and her tall slim figure was convulsed with sobs.
It gave Silvine a shock, so violent that it convulsed her in every fiber of her being.
Then she caught up a corner of her homely check apron, and hiding her convulsed face in its folds, she burst into bitter weeping.
1640s, transitive; 1680s, intransitive; from Latin convulsus, past participle of convellere (transitive only) "to pull away, to pull this way and that, wrench," hence "to weaken, overthrow, destroy" (see convulsion). Related: Convulsed (1630s); convulsing.
convulse con·vulse (kən-vŭls')
v. con·vulsed, con·vuls·ing, con·vuls·es
To affect with irregular and involuntary muscular contractions; throw into convulsions.