Collusion

Noun

 * 1) A secret agreement for an illegal purpose; conspiracy.

Related terms

 * collude

Thesaurus
accompaniment, accordance, agreement, alliance, artifice, association, bipartisanship, cabal, cahoots, chicane, chicanery, co-working, coaction, coadjuvancy, coadministration, coagency, cochairmanship, codirectorship, coincidence, collaboration, collaborativeness, collectivism, collectivity, combination, combined effort, commensalism, common effort, common enterprise, communalism, communism, communitarianism, community, complicity, complot, concert, concerted action, concomitance, concord, concordance, concourse, concurrence, confederacy, confluence, conjunction, connivance, connivery, consilience, conspiracy, contrivance, contriving, cooperation, cooperativeness, correspondence, counterplot, covin, deep-laid plot, dodgery, duet, duumvirate, ecumenicalism, ecumenicism, ecumenism, engineering, esprit, esprit de corps, fellow feeling, fellowship, finagling, finesse, foul play, frame-up, game, harmony, intrigue, joining of forces, joint effort, joint operation, junction, little game, machination, maneuvering, manipulation, mass action, morale, mutual assistance, mutualism, mutuality, octet, parasitism, pettifoggery, pettifogging, plot, plotting, pooling, pooling of resources, pulling together, quartet, quintet, reciprocity, rigging, saprophytism, scheme, schemery, scheming, septet, sextet, sharp practice, simultaneity, skulduggery, sleight, solidarity, stratagem, supercherie, symbiosis, synchronism, synergism, synergy, team spirit, teamwork, trick, trickery, trio, triumvirate, troika, underhand dealing, underplot, union, united action, web of intrigue, wire-pulling