秋風

1. Origins, structure, and basic meaning

• Structure: 秋風 combines 秋, autumn, with 風, wind, and is read あきかぜ.
• Basic usage: It denotes an autumn breeze or wind, as in 秋風が入ってくる and 秋風に揺れる.

2. Common pitfalls and similar expressions

• Movement and effect
  • 秋風が marks the wind itself entering, while 秋風に marks the wind causing something else to sway.
• Difference from 風
  • 風 broadly denotes wind in any season, while 秋風 adds the autumn setting and its cool seasonal impression.