1. firing line the line from which soldiers deliver fire
  2. friendliness a feeling of liking for another person
  3. frangibleness quality of being easily damaged or destroyed
  4. frugalness prudence in avoiding waste
  5. franklin a landowner who was free but not of noble birth
  6. fishing line a length of cord to which the leader and float and sinker and hook are attached
  7. Franklin printer whose success as an author led him to take up politics; he helped draw up the Declaration of Independence and the Constitution; he played a major role in the American Revolution and negotiated French support for the colonists; as a scientist he is remembered particularly for his research in electricity (1706-1790)
  8. firing pin striker that ignites the charge by striking the primer
  9. furunculosis acute skin disease characterized by the presence of many furuncles
  10. frankness the quality of being honest and straightforward in attitude and speech
  11. waiting line a line of people or vehicles waiting for something
  12. firing range a practice range for target practice
  13. mooring line a line that holds an object in place
  14. diverging lens a lens such that a parallel beam of light passing through it is caused to diverge or spread out
  15. Frankliniella tobacco thrips
  16. Ringling United States showman whose song-and-dance troop evolved into a circus (1863-1926)
  17. verticalness position at right angles to the horizon
  18. wrangling an instance of intense argument (as in bargaining)
  19. singleness the quality of concentrating on one central objective
  20. Fringillidae finches: goldfinches

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