遊山|ゆさんyusan[1]atamadaka (head-high)

1. nounexcursion; outing; picnic

• Synonym行楽こうらくNeutralThe modern, everyday word for going out to enjoy oneself; common in news reports, as in 「行楽シーズン」. Use this instead of the dated 遊山 for ordinary outings.
• Synonym遠足えんそくNeutralAn everyday word for a school-organized excursion, stressing students traveling together as a group; the usual word for school outings.
• SynonymエクスカーションWrittenWritten-style loanword for a short trip a school or group organizes for education or fun; also for academic-society excursions. 遊山 is leisurely enjoyment of scenery.
• Synonym野遊びのあそびNeutralGoing out to the fields to play and pick flowers; rare in speech, and it carries a flavor of seasonal scenery.
• Synonym野遊やゆうWrittenA written word for a spring outing to view flowers or gather wild plants; rare even in writing, appearing mostly as a haiku season word.
• Related遊覧ゆうらんWrittenWritten-style word for sightseeing, seen mostly in 「遊覧船」; it stresses viewing the scenery from a boat or vehicle.
• Related慰安旅行いあんりょこうNeutralA trip a company organizes for its staff to relax and have fun; more specific than 遊山, with the nuance of rewarding employees.
• Related観光旅行かんこうりょこうNeutralThe everyday word for a sightseeing trip centered on visiting famous places; more modern than 遊山.

「遊山」 is a dated word for pleasure outings to the hills and countryside, best known from 「物見遊山」. For modern outings say 「行楽」, and for school excursions 「遠足」; the other words cover sightseeing, company trips and literary or seasonal uses.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 山野さんやへ遊あそびにで出掛でかけること。
2. 遊あそび（行楽こうらく）に出掛でかけること。