1. protagonist the principal character in a work of fiction
  2. agnostic a person who claims the existence of God is unknowable
  3. antagonist someone who offers opposition
  4. diagnostics the branch of medical science dealing with the classification of disease
  5. pathogenesis the origination and development of a disease
  6. Pithecanthropus former genus of primitive apelike men now Homo erectus
  7. juxtaposition the act of positioning close together
  8. bacon strip a slice of bacon
  9. cytokinesis organic process consisting of the division of the cytoplasm of a cell following karyokinesis bringing about the separation into two daughter cells
  10. coincidence the property of two things happening at the same time
  11. inconstancy the quality of being changeable and variable
  12. butt against lie adjacent to another or share a boundary
  13. constipate impede with a clog or as if with a clog
  14. Wittgenstein British philosopher born in Austria
  15. beauty consultant someone who gives you advice about your personal appearance
  16. capital gains tax a tax on capital gains
  17. Lepiota cepaestipes a white agaric that tends to cluster and has a club-shaped base
  18. genus Dipus type genus of the Dipodidae
  19. misconstrue interpret in the wrong way
  20. indigenous originating where it is found