1. (

• convulsive ,
• spasmodic ,
• spastic

) affected by involuntary jerky muscular contractions; resembling a spasm; "convulsive motions"; "his body made a spasmodic jerk"; "spastic movements" ;

2. (

• convulsive

) resembling a convulsion in being sudden and violent; "a convulsive rage"; "convulsive laughter" ;