波浪

1. Origins, structure, and basic meaning

• Structure: 波浪, read はろう, pairs wave 波 with billow 浪 to denote sea-wave conditions.
• Basic usage: It is a formal term for large or rough sea waves, as in 激しい波浪.

2. Common pitfalls and similar expressions

• Tone and register
  • It suits collective sea-state descriptions in navigation or weather contexts more than one everyday wave 波.