瞬き

1. Origins, structure, and basic meaning

• Structure: 瞬き (まばたき) is a deverbal noun for one closing and reopening movement of the eyelids.
• Basic usage: 何度も瞬きをした describes repeated reactions to strong light, while 瞬きもせずに見つめる describes concentrated staring without blinking once.

2. Common pitfalls and similar expressions

• Repeated blinking and total negation
  • 瞬きをする is eyelid movement, while 瞬きもせず uses も to emphasize not even one occurrence. It does not mean the eyes remained closed.