1. falling off a noticeable deterioration in performance or quality
  2. fling off write quickly
  3. falling out a personal or social separation
  4. falling coming down freely under the influence of gravity
  5. firing off the act of discharging a gun
  6. fall in love begin to experience feelings of love towards
  7. filling any material that fills a space or container
  8. failing failure to reach a minimum required performance
  9. feeling a physical sensation that you experience
  10. feelings emotional or moral sensitivity
  11. willing the act of making a choice
  12. willingly in an agreeable manner and without reluctance
  13. fling throw with force or recklessness
  14. wailing loud cries made while weeping
  15. filing the entering of a legal document into the public record
  16. feelingly with great feeling
  17. fooling characterized by a feeling of irresponsibility
  18. fueling the activity of supplying or taking on fuel
  19. flying fox large bat with a head that resembles the head of a fox
  20. foiling an act of hindering someone's plans or efforts