This is the 4248th most frequent Korean word.
참가할
"참가할" means "to participate" or "to take part."
The word '참가할' here is used as a verb meaning 'to participate,' indicating an intention to take part in an event (competition).
나는 그 대회에 참가할 계획이다.
I plan to participate in the competition.
In this sentence, '참가할' signifies a future intent of joining an event (the mentioned event).
우리는 내일 모두 이 행사에 참가할 것이다.
We will all participate in this event tomorrow.
Here, '참가할' is utilized as an adjective to describe the possibility of participation in activities, expressed negatively.