1. conversation the use of speech for informal exchange of views or ideas
  2. telephone conversation a conversation over the telephone
  3. data conversion conversion from one way of encoding data to another way
  4. conversational characteristic of informal spoken language or conversation
  5. categorisation the basic cognitive process of arranging into classes or categories
  6. conversationist someone skilled at conversation
  7. categorization the basic cognitive process of arranging into classes
  8. characterization the act of describing essential features
  9. conviction an unshakable belief in something without need for proof
  10. conversationally with the use of colloquial expressions
  11. tergiversation falsification by means of vague or ambiguous language
  12. water conservation the conservation of water resources
  13. conversion the act of changing from one use or function to another
  14. conventional following accepted customs and proprieties
  15. confirmation information that verifies
  16. collectivisation the organization of a nation or economy on the basis of collectivism
  17. condensation process of changing from a gas to a liquid or solid state
  18. good continuation a Gestalt principle of organization holding that there is an innate tendency to perceive a line as continuing its established direction
  19. conversance personal knowledge or information about someone or something
  20. compensation the act of making amends for service, loss, or injury