paroxysm
/ˈpærəksɪzəm/noun
1- a sudden attack or violent expression of a particular emotion or activity（感情, 行为）一阵突发; 强烈表达：
a paroxysm of weeping.
一阵大哭。
1.1
- Medicine a sudden recurrence or attack of a disease; a sudden worsening of symptoms【医】阵发; 发作。
派生词
paroxysmal
adjective词源
late Middle English: from French paroxysme, via medieval Latin from Greek paroxusmos, from paroxunein 'exasperate', from para- 'beyond' + oxunein 'sharpen' （from oxus 'sharp'）.