债务证书

• 亻(person; man; human)RADICAL
• 责(responsibility; demand)PHONO-SEMANTIC

A debt is something others demand repayment for and blame you for owing.

• 言(word; speech)RADICAL
• 登(climb; ascend)PHONETIC

Speaking up and standing before people with words confirms the truth.

• 聿(writing brush; pen)ASSOCIATIVE
• 曰(speech; mouth)ASSOCIATIVE

A book is spoken words recorded by a pen onto characters.