真っ白

1. Origins, structure, and basic meaning

• Structure: 真っ白 is read as まっしろ and describes something completely white or, figuratively, a mind that has gone blank.
• Basic usage: Literal color appears in 雪で真っ白だ, while mental blankness appears in 頭が真っ白になる.

2. Common pitfalls and similar expressions

• Literal and figurative senses
  • It can describe pure whiteness or a temporary inability to think because of shock or nervousness.
• Difference from 白い
  • 白い simply describes something as white; 真っ白 intensifies it to completely or spotlessly white.