遠足

1. Origins, structure, and basic meaning

• Structure: 遠足 is read as えんそく and is a noun for a school or group outing or field trip made for learning or recreation.
• Basic usage: Going to a zoo on a school trip appears in 学校の遠足で動物園へ行く, while a lunch to take on the outing appears in 遠足に持っていく弁当.

2. Common pitfalls and similar expressions

• The event and its preparation
  • It readily describes both the organized group trip and preparations such as the lunch taken that day.
• Difference from 外出
  • Unlike the broad word for going out of a home or building, this term focuses on a planned outing by a school or group.