Godan verb with 'ku' ending, Intransitive verb
to arrive (at one's destination); to reach
「時間通りに、教室にうまく行き着くことができる」と彼は思った。"I can make it to my class on time," he thought. to come to a head; to reach a conclusion; to culminate (in); to end up
Also written 行きつく【いきつく】、行着く【いきつく】