1. quill pen pen made from a bird's feather
  2. bullpen place on a baseball field where relief pitchers can warm up
  3. ballpen a pen that has a small metal ball as the point of transfer of ink to paper
  4. clap on apply carelessly
  5. clip-on attachable by a clip
  6. coalbin a bin for holding coal
  7. globin a colorless protein obtained by removing heme from hemoglobin; the oxygen carrying compound in red blood cells
  8. guillotine instrument of execution used for beheading people
  9. cattle pen a pen for cattle
  10. click open open with a clicking sound
  11. scallopine sauteed cutlets (usually veal or poultry) that have been pounded thin and coated with flour
  12. scallopini sauteed cutlets (usually veal or poultry) that have been pounded thin and coated with flour
  13. fall open open involuntarily
  14. Kalapuyan a Penutian language spoken by the Kalapuya
  15. calliper an instrument for measuring the distance between two points
  16. Kalapooian a Penutian language spoken by the Kalapuya
  17. playpen a portable enclosure in which babies may be left to play
  18. cyclopean of or relating to or resembling the Cyclops
  19. quail bush spiny shrub with silvery-scurfy foliage of alkaline plains of southwestern United States and Mexico
  20. guilt pang pangs of feeling guilty

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