Act of cooperating traitorously with an enemy that is occupying your country
(Noun)
Synonyms:
  1. quislingism
  2. collaborationism
Act of working jointly
(Noun)
Synonyms:
  1. coaction
Joint work toward a common end
(Noun)

Words Related to Collaboration

Related words are words that are directly connected to each other through their meaning, even if they are not synonyms or antonyms. This connection may be general or specific, or the words may appear frequently together.