The Oxford Thesaurus An A-Z Dictionary of Synonyms - cabal n.

1) intrigue, plot, conspiracy, scheme: The cabal against Washington found supporters exclusively in the north. 2) junta or junto, clique, set, coterie, faction, band, league; unit, party, caucus, club; ring, gang: A cabal of artists was formed. --v. 3) intrigue, plot, conspire, connive, machinate: The barons began to sow dissension and to cabal against his succession.