自由形

1. Origins, structure, and basic meaning

• Structure: 自由形 is read as じゆうがた and is a noun for the freestyle event in competitive swimming, in which the swimming style may be chosen freely.
• Basic usage: Setting a record in freestyle appears in 自由形で記録を更新する, while being good at freestyle appears in 自由形を得意とする.

2. Common pitfalls and similar expressions

• The name of a swimming event
  • In this use, 自由形 is not merely a general free format; it specifically names a competitive swimming event.
• Difference from 背泳ぎ
  • 背泳ぎ is the specific backstroke style, while 自由形 is an event in which the swimmer may choose the stroke.