gussy
/ˈgʌsɪ/verb
-ies, -ied
with obj.(gussy someone/thing up) informal, chiefly N. Amer. make more attractive, especially in a showy or gimmicky way〈非正式, 主北美〉把…打扮（或装饰）得吸引人（或花哨）：shopkeepers gussied up their window displays.
店主们把他们的橱窗装点得花花绿绿。
词源
1940s: perhaps from Gussie, pet form of the given name Augustus.