観衆
かんしゅう · kanshuu · JLPT N1 · noun
spectator
🏟️ 観 = watch + 衆 = crowd, so 観衆 = the crowd that watches
観 (kan) means to look at or observe, and 衆 (shuu) means a multitude or crowd. Together they name the people gathered to watch a game, show, or event, such as a stadium crowd.