quisling
/ˈkwɪzlɪŋ/noun
- a traitor who collaborates with an enemy force occupying their country卖国贼, 内奸。
词源
Second World War: from the name of Major Vidkun Quisling （1887-1945）， the Norwegian army officer and diplomat who ruled Norway on behalf of the German occupying forces （1940- 45）.