This is the 1559th most frequent Japanese word.
出馬
Running for election; candidacy.
出馬 is used to mean candidacy or running for an election.
次の市長選挙に彼が出馬することが決まりました。
It has been decided that he will run in the next mayoral election.
出馬 refers to entering a competition or contest, often in a political context.
彼は党の支持を得て出馬しました。
He gained the party's support and entered the race.
出馬 here involves the action of deciding or committing to run in an election.