Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun collaboration

2 senses of collaboration

Sense 1
collaboration, coaction -- (act of working jointly; "they worked either in collaboration or independently")
       => cooperation -- (joint operation or action; "their cooperation with us was essential for the success of our mission")

Sense 2
collaboration, collaborationism, quislingism -- (act of cooperating traitorously with an enemy that is occupying your country)
       => cooperation -- (joint operation or action; "their cooperation with us was essential for the success of our mission")