侵食

1. Origins, structure, and basic meaning

• Structure: Spelling: 侵食. Reading: しんしょく. Core meaning: erosion; encroachment.
• Basic usage: Representative examples: 激しい波が海岸の岩を少しずつ侵食している / 長時間の仕事が私生活を侵食し始めた.

2. Common pitfalls and similar expressions

• Physical and figurative erosion
  • The word applies both to waves wearing away rock and to work encroaching on private life. In both uses, the key idea is a boundary or amount being gradually eaten away.