Review of Definition of lesson

123456789101112131415161718
Across
  1. 8. the arrangement of and relations between the parts or elements of something complex
  2. 9. a defensive wall or other reinforcement built to strengthen a place against attack:
  3. 11. a person or thing that protects someone or something:
  4. 12. enroll(someone)as a member or worker in an organization or as a supporter of a cause
  5. 14. a person or group that invades a country, region, or other place:
  6. 16. not guided by or based on good sense
  7. 17. take into one's possession or control by force
  8. 18. strike a surface noisily to attract attention, especially when waiting to be let in through a door:
Down
  1. 1. give(something, especially money) in order to help achieve or provide something:
  2. 2. the building of something, typically a large structure
  3. 3. a line separating two political or geographical areas, especially countries:
  4. 4. large and heavy or solid:
  5. 5. a long narrow sled used for the sport of coasting downhill over snow or ice. It typically is made of a lightweight board that is curved upward and backward at the front.
  6. 6. susceptible to physical or emotional attack or harm:
  7. 7. a tower built to create an elevated observation point.
  8. 10. the state of something with regard to its appearance, quality, or working order:
  9. 13. forming an unbroken whole; without interruption
  10. 15. a state of extreme physical or mental fatigue