光る

1. Origins, structure, and basic meaning

• Structure: 光る is read as ひかる and means “to shine” and “to glow”.
• Basic usage: It describes an insect glowing green and wet paving stones shining in morning sunlight.

2. Common pitfalls and similar expressions

• 虫が光る / 石畳が朝日に光る
  • It applies both to emitting light in 虫が光る and reflecting light in 石畳が朝日に光る.