Verbs

(v)convulsemake someone convulse with laughter“The comedian convulsed the crowd”
(v)convulsebe overcome with laughter
(v)convulse, thresh, thresh about, thrash, thrash about, slash, toss, jactitatemove or stir about violently“The feverish patient thrashed around in his bed”
(v)convulseshake uncontrollably“earthquakes convulsed the countryside”
(v)convulsecause to contract“The spasm convulses her facial muscles”
(v)convulsecontract involuntarily, as in a spasm“The muscles in her face convulsed”