1. free thought the form of theological rationalism that believes in God on the basis of reason without reference to revelation
  2. forethought planning or plotting in advance of acting
  3. ferret out search and discover through persistent investigation
  4. aforethought planned in advance
  5. forthwith without delay or hesitation; with no time intervening
  6. forty-eight being eight more than forty
  7. fretted having frets
  8. forthright directly and without evasion; not roundabout
  9. fruitwood wood of various fruit trees used especially in cabinetwork
  10. freedom the condition of being free
  11. fortuitous lucky; occurring by happy chance
  12. afterthought an addition that was not included in the original plan
  13. fortnight a period of fourteen consecutive days
  14. fraught filled with or attended with
  15. forty-eighth the ordinal number of forty-eight in counting order
  16. free weight sports equipment used in calisthenic exercises and weightlifting; it is not attached to anything and is raised and lowered by use of the hands and arms
  17. fortuity anything that happens suddenly or by chance without an apparent cause
  18. frittata Italian omelet with diced vegetables and meats
  19. freeze out change from a liquid to a solid when cold
  20. freight goods carried by a large vehicle