convulse

Từ điển American Heritage Dictionary 4th

con·vulse (kən-vŭlsʹ)v. con·vulsed, con·vuls·ing, con·vuls·esv. tr.
1. To shake or agitate violently:
tremors that convulsed the countryside; when civil war convulsed the nation.
See Synonyms at agitate.
2. To affect with irregular and involuntary muscular contractions; throw into convulsions.
3. To cause to shake with laughter or strong emotion.v. intr.
To become affected by or as if by convulsions; shake.  [Latin convellere, convuls-, to pull violently : com-, intensive pref.; see com- + vellere, to pull.]

• Từ đồng nghĩa / Synonyms:
  thresh, thresh about, thrash, thrash about, slash, toss, jactitate