1. celebration a joyful occasion for festivities to mark some happy event
  2. alliteration use of the same consonant at the beginning of each word
  3. cerebration the process of using one's mind to consider something
  4. calibration the act of checking or adjusting (by comparison with a standard) the accuracy of a measuring instrument
  5. deliberation careful consideration
  6. collaboration act of working jointly
  7. collaborationist someone who collaborates with an enemy occupying force
  8. elaboration developing in intricate and painstaking detail
  9. collaborationism act of cooperating traitorously with an enemy that is occupying your country
  10. operations financial transactions at a brokerage
  11. celebrant a person who is celebrating
  12. liberation the act of freeing someone or something
  13. libration a real or apparent slow oscillation of a moon or satellite
  14. separation the act of dividing or disconnecting
  15. aberration a state or condition markedly different from the norm
  16. separationist an advocate of secession or separation from a larger group
  17. salubriousness the quality of being salubrious and invigorating
  18. celebratory used for celebrating
  19. separationism advocacy of a policy of strict separation of church and state
  20. celebrate have a festivity