The Chinese word "烹煮" is formed by combining the characters "烹" and "煮", each containing the fire radical "灬" to indicate heat-based cooking. "烹" incorporates the component "亨", historically associated with boiling or stewing, while "煮" uses "者", linked to boiling in water. Together, they create a compound word that emphasizes cooking through boiling methods, reinforcing the shared semantic focus on applying heat to food.