This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

adj. Marked by or having the nature of convulsions.

adj. Having or producing convulsions.

adj. Marked by or having the nature of convulsions.

adj. Having or producing convulsions.

adj. Producing, or attended with, convulsions or spasms; characterized by convulsions; convulsionary.

Producing or attended by convulsion; tending to convulse: as, “convulsive rage,”

Of the nature of or characterized by convulsions or spasms.

adj. resembling a convulsion in being sudden and violent

adj. affected by involuntary jerky muscular contractions; resembling a spasm

"He was suffering from a bad cold, which doubled him up in convulsive coughing spells and made his eyes heavy and bloodshot."

violent    unsteady   

convulsion    convulsant    convulse   

convulsionary    spasmodic   

compulsive    impulsive    repulsive   

spasmodic    uncontrollable    frantic    involuntary    hysterical    piteous    jerky    upward    ecstatic    agonize