Stroke count: 11
Meaning: be insane, severe, violence
Kunyomi: くる.う
Onyomi: ショウ
Composition: ⺨ 昌
Radical: 犬
Meaning: dog
猖獗 (ショウケツ) spreading, infesting, running rampant
猖獗を極める (ショウケツヲキワメル) to become rampant, to be rife