past tense and perfective aspect of 行く (iku) [godan]

going

to go; to come to one's place / to (a letter) be delivered / to depart / to rely (on a method) / (年が～) to age / (うまく～) to go well / イく: (slang) to have an orgasm, to come, to cum

volitional form of 行く (iku, yuku) [godan]

negative of 行く (iku, yuku) [godan]

attendant, member of someone's party

the arrival of the sumo wrestlers at the tournament venue

(sumo) official sumo tournament

passenger pigeon

(science fiction) Synonym of タイムトラベル (taimu toraberu, “time travel”)