罪深い

1. Origins, structure, and basic meaning

• Structure: 罪深い (つみぶかい) is an i-adjective meaning deeply sinful or gravely wrong.
• Basic usage: It evaluates a person or act, and its nominal form is 罪深さ.
  • 弱い者をだますのは罪深い行為だ。 — Deceiving vulnerable people is a grave wrongdoing.
  • 物語の王は自らの罪深さに気づいた。 — The king in the story realized the weight of his sins.

2. Common pitfalls and similar expressions

• Legal guilt and moral judgment
  • 罪深い is not limited to a legal conviction; it can make a strong moral judgment about an act. 罪深さ names that degree or quality.