navigate

1. Origins, structure, and basic meaning

• Structure: 航 is read こう, has 10 strokes, and relates to navigation by sea or air.
• Basic usage: 航海 is read こうかい, and 航空 is read こうくう.

2. Common pitfalls and similar expressions

• 航海 and 航空
  • 航海 means voyage or navigation.
  • 船長は長い航海の記録を日誌に残した。 means “The captain recorded the long voyage in his log.”
  • 航空 means aviation or air service.
  • 博物館で航空の歴史を紹介する展示を見た。 means “At the museum, I saw an exhibit on the history of aviation.”