paroxysm /parˈok-si-zm/

1. A fit of acute pain
2. A sudden recurrence of symptoms
3. A fit of passion, laughter, coughing, etc
4. Any sudden violent action

paroxysˈmal adjective

• quadrilled
• quadriller
• quadrillers
• quadrilles
• quadrilling
• quadrillion
• quadrillions
• quadrillionth
• quadrillionths
• quadrilocular
• quadringenaries
• quadringenary
• quadrinomial
• quadrinomials
• quadripartite
• quadripartition
• quadriplegia
• quadriplegias
• quadriplegic
• quadriplegics
• quadripole
• quadripoles
• quadrireme
• quadriremes
• quadrisect