• 客きゃく — guest, customer
• 観かん客きゃく — spectator
• 旅りょ客きゃく — traveler, passenger
• 来らい客きゃく — visitor
• 客きゃく室しつ — guest room
• 客きゃく船せん — passenger ship

客 is made of 宀 (roof) and 各 (each), symbolizing someone who comes under a roof — a guest or visitor. Over time, it has come to mean anyone who visits, stays, or uses a service, including travelers and customers.

ホテルの客きゃくが多おおいです。
There are many guests at the hotel.

観かん客きゃくがスタジアムに集あつまりました。
Spectators gathered at the stadium.

🎧 Listen to キャク