1. propitious presenting favorable circumstances
  2. proprietary protected by trademark or patent or copyright
  3. propaedeutics a course that provides an introduction to an art or science
  4. perpetuate cause to continue or prevail
  5. Polypedates type genus of the Polypedatidae
  6. propensity a natural inclination
  7. propaedeutic preceding and preparing for something
  8. propitiate make peace with
  9. propaganda information that is spread to promote some cause
  10. surreptitious marked by quiet and caution and secrecy
  11. propagate multiply through reproduction
  12. propositus the person immediately affected by or concerned with an action
  13. propriety correct behavior
  14. peptidase any enzyme that catalyzes the splitting of proteins into smaller peptide fractions and amino acids by a process known as proteolysis
  15. proprietress a woman proprietor
  16. proprietor someone who owns a business
  17. peripatetic traveling especially on foot
  18. perpetuity the property of being seemingly ceaseless
  19. Peripatidae a family of Onychophora
  20. peripatus any of numerous velvety-skinned wormlike carnivorous animals common in tropical forests having characteristics of both arthropods and annelid worms