Synonyms for Gambit:

n.

go, try, chase, stand, push, struggle, trial run. chessboard, chess, capture, grand master, bishop, chessman, check, castle, checkmate. communication (noun)
ploy.
endeavor (noun)
attempt, exploit, contract, production, endeavor, proceeding, deed, adventure, assay, effort, performance, venture, action, aim, purpose, undertaking, enterprise, essay, engagement, approach, maneuver, job, commitment, project.
gambit (noun)
ploy, stratagem.
plan, plot (noun)
maneuver, ploy.

Other synonyms:

chess, checkmate, chessman, chessboard, grand master. bishop, castle. capture. check. Other relevant words:
chase, chess, chessman, castle, chessboard, bishop, try, stratagem, capture, go, struggle, stand, checkmate, check, push, ploy.