Synonyms to act the traitor

collaborate, accord, acquiesce, act in concert, act together, affiliate, agree, ally, amalgamate, associate, author, band, band together, be agreeable to, be dying to, be eager, be game, be in cahoots, be in league, be open to, be ready, be spoiling for, be willing, club together, coact, coadunate, coalesce, coauthor, coincide, collude, combine, compose, concert, concord, concur, confederate, conjoin, connive, consent, consolidate, conspire, cooperate, correspond, dash off, do business with, editorialize, federate, formulate, fraternize, free-lance, fuse, get heads together, get together, ghost, ghostwrite, go along with, go partners, hang together, happen together, harmonize, hold together, hook up, incline, indite, join, join forces, join in, join together, keep together, knock off, knock out, league, league together, lean, look kindly upon, make common cause, merge, not hesitate to, novelize, pamphleteer, partner, play ball, plunge into, prepare, produce, pull together, put heads together, quisle, reciprocate, scenarize, stand together, synchronize, synergize, team up, throw in toge