The word "帅气" is formed by combining the character "帅", which conveys the idea of handsomeness or coolness, often linked to a commanding presence, with the character "气", which denotes an air, spirit, or vital energy. Together, they create a term that describes not just physical attractiveness but an energetic and impressive demeanor, as if the handsomeness is animated by a lively, charismatic aura. This fusion captures the essence of a dynamic and appealing appearance.