開花

1. Origins, structure, and basic meaning

• Structure: In 開花 (かいか), opening 開 and flower 花 combine to denote blooming or flowering.
• Basic usage: 開花 applies both to flowers blooming and to talent or achievement coming fully into expression.

2. Common pitfalls and similar expressions

• Blooming and figurative flowering
  • The subject of 開花した distinguishes the literal and figurative ranges.