1. supplication the act of communicating with a deity
  2. special education education of physically or mentally handicapped children whose needs cannot be met in an ordinary classroom
  3. subduction movement of the edge of one tectonic plate under another
  4. physical education training in the development of and care for the human body
  5. self-education the process of educating yourself
  6. application the action of putting something into operation
  7. slide action action mechanism in a modern rifle or shotgun
  8. personification attributing human characteristics to abstract ideas
  9. implication something that is inferred
  10. simplification the act of reducing complexity
  11. supplementation the act of supplementing
  12. adult education a course (via lectures or correspondence) for adults who are not otherwise engaged in formal study
  13. supererogation an effort above and beyond the call of duty
  14. syndication selling (an article or cartoon) for publication in many magazines or newspapers at the same time
  15. sublimation a change directly from the solid to the gaseous state
  16. seduction enticing someone astray from right behavior
  17. subjugation forced submission to control by others
  18. prediction a statement made about the future
  19. duplication the act of making a copy of something
  20. predication a declaration of something self-evident