collaborator
noun
- Someone who collaborates with an enemy occupying force.
Wiktionary
Pronunciation: /kəˈlæbəɹeɪtɚ/ / /kəˈlæbəɹeɪtə/
noun
Etymology: Etymology tree French collaborateurbor. English collaborator Borrowed from French collaborateur.
- A person who works with others towards a common goal.
- A person who cooperates traitorously with an enemy.