1. appreciate be fully aware of; realize fully
  2. precedent an example that is used to justify similar occurrences
  3. persistent stubbornly unyielding
  4. understand know and comprehend the nature or meaning of
  5. obstinate marked by tenacious unwillingness to yield
  6. unprecedented novel; having no earlier occurrence
  7. appreciated fully understood or grasped
  8. upper hand position of advantage and control
  9. hyperextend extend a joint beyond its normal range
  10. president the leader of a republic or democracy
  11. superintend watch and direct
  12. President the person who holds the office of head of state of the United States government
  13. upper bound (mathematics) a number equal to or greater than any other number in a given set
  14. oppressed burdened psychologically or mentally
  15. portend indicate by signs
  16. overextend strain excessively
  17. pretend make believe with the intent to deceive
  18. unpersuaded not converted
  19. appressed pressed close to or lying flat against something
  20. upper side the highest or uppermost side of anything