空想家

• 穴(row; gap)RADICAL
• 工(craftsman; work)PHONETIC

An empty cave with nothing inside is just hollow space.

• 相(each other; mutually)PHONETIC
• 心(heart; mind)RADICAL

Thinking is the heart observing and perceiving everything around it.

• 亻(person; human)RADICAL
• 家(family; household)PHONO-SEMANTIC

A person who specializes in making furniture is called a carpenter (house craftsman).