How do you say competition in Japanese?
— 競技

Specialized synonyms for competition in Japanese
chicken鶏 (にわとり, ニワトリ, 'niwatori')
enemy敵 (teki, kataki)
game遊び (あそび, asobi); 遊戯 (ゆうぎ, yūgi); ゲーム (gēmu)
kingキング (kingu)
matchマッチ (matchi)
queenクイーン (kuīn)