Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun convulsion

4 senses of convulsion

Sense 1
paroxysm, fit, convulsion -- (a sudden uncontrollable attack; "a paroxysm of giggling"; "a fit of coughing"; "convulsions of laughter")
       => attack -- (a sudden occurrence of an uncontrollable condition; "an attack of diarrhea")

Sense 2
convulsion -- (violent uncontrollable contractions of muscles)
       => seizure, ictus, raptus -- (a sudden occurrence (or recurrence) of a disease; "he suffered an epileptic seizure")

Sense 3
convulsion, turmoil, upheaval -- (a violent disturbance; "the convulsions of the stock market")
       => disturbance, disruption, commotion, flutter, hurly burly, to-do, hoo-ha, hoo-hah, kerfuffle -- (a disorderly outburst or tumult; "they were amazed by the furious disturbance they had caused")

Sense 4
convulsion -- (a physical disturbance such as an earthquake or upheaval)
       => trouble -- (an event causing distress or pain; "what is the trouble?"; "heart trouble")