知覚

1. Origins, structure, and basic meaning

• Structure: It is read ちかく. 知 contributes knowing and 覚 sensing, forming a word for perceiving one's surroundings through the senses.
• Basic usage: It is used for perceiving through sight and hearing or discussing how perception works through illusions.
  • 人は目や耳を通して周囲を知覚する。

2. Common pitfalls and similar expressions

• Perception versus recognition or understanding
  • 知覚 focuses on becoming aware through the senses. 認識 can extend more broadly to how something is understood or judged.