無尽蔵

1. Origins, structure, and basic meaning

• Structure: Spelling: 無尽蔵. Reading: むじんぞう. Core meaning: inexhaustible; boundless.
• Basic usage: Representative examples: 地下資源は決して無尽蔵ではない / 子どもたちの想像力は無尽蔵に思えた.

2. Common pitfalls and similar expressions

• Negative and figurative abundance
  • A resource not being inexhaustible appears in 無尽蔵ではない, while imagination seeming boundless appears in 無尽蔵に思える. The word does not prove that a quantity is mathematically infinite.