collusion
1. [ noun ] (psychology) secret agreement
Related terms: agreement conspire
2. [ noun ] agreement on a secret plot
Synonyms: connivance
Related terms: agreement cahoots conspire
Similar spelling:   Colson
  collision
  Coulson
  Coleson
  Collison
  colossian
  colossians
  Colosimo
  coalescency
  coalescence