杀人狂

• 乂(cut; eliminate)PHONETIC
• 木(wood; tree)ASSOCIATIVE

Using a weapon to chop into wood creates the image of killing and destruction.

• 人(person; human (pictographic))ASSOCIATIVE

The character 人 depicts a person standing with legs spread wide apart for stability.

• 犭(dog)RADICAL
• 王(king; ruler)PHONETIC

A ferocious dog like a king that no one dares to stop is madness.