Bout and Petit mal

Bout noun - A competitive encounter between individuals or groups carried on for amusement, exercise, or in pursuit of a prize.

Petit mal and bout are semantically related. In some cases you can use "Petit mal" instead a noun "Bout".

Petit mal noun - Epilepsy characterized by paroxysmal attacks of brief clouding of consciousness (and possibly other abnormalities).

Bout and petit mal are semantically related. Sometimes you can use "Bout" instead a noun phrase "Petit mal".