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

• thumped
• thumper
• thumpers
• thumping
• thumpingly
• thumps
• thunbergia
• thunbergias
• thunder
• thunder-and-lightning
• thunder-bearer
• thunder-bearers
• thunderbird
• thunderbirds
• thunderbolt
• thunderbolts
• thunderbox
• thunderboxes
• thunderclap
• thunderclaps
• thundercloud
• thunderclouds
• thunder-dart
• thunder-darter
• thunder-darters