照る

1. Origins, structure, and basic meaning

• Structure: Written 照る and read てる, it means that the sun or moon shines, or sunlight beats down.
• Basic usage: It is used for bright moonlight and strong sunshine on a clear day.

2. Common pitfalls and similar expressions

• Intransitive shining
  • The light source shines; the verb does not directly mean causing another object to be lit.