23540(協力・参加)

JejuEnglish
수눌다exchange services, work in turn for one another
먹다, 참가ᄒᆞ다$join, participate (Vt)
ᄎᆞᆷ예ᄒᆞ다take part in, participate (Vt)
참전ᄒᆞ다$enter the war