confederate
Pronunciation:
noun
Definitions
A member of a confederacy.
An accomplice in a plot.
An actor who participates in a psychological experiment pretending to be a subject but in actuality working for the researcher (also known as a "stooge").
verb
Definitions
To combine in a confederacy.
adjective
Definitions
Of, relating to, or united in a confederacy
Banded together; allied.