  Coalition
  Consortium
  Concord
  Collaboration
  American Brontosaurus Cabal of Davis Eristopia Cabal
  Conspiracy
  Cooperative
  Competition
  Committee
  Commission
  Chairmanship
  Connection
  Corporation
  Company
  Crusade
  Conference
  Conjunction
  Caucus
  Cartel
  Cabinet
  Collective
  Coven
  Covenant
