lá cờ 
flag like: Fahne → →
die Fahne ☊ 
cờ ☊ 
☊ Fahne ☊ 旗子 ☊ qí zi All the flags were at half mast (= in honour of a famous person who has died). ☊ flag ☊
The flag waved in the breeze. ☊ wave ☊
wave sth: Crowds lined the route, waving flags and cheering. ☊ wave ☊