fire
- Foun
- FLETC
- fletch
- fletcher
- Fletcher
- Fletcher Christian
- Fletcher, Alice Cunningham
- Fletcher, Cyril
- Fletcher, Giles, the Elder
- Fletcher, Giles, the Younger
- Fletcher, Harvey
- Fletcher, John
- Fletcher, Phineas
- Fletcher,John
- Fletcherism
- Fletcherize
- fletching
- Fletschhorn
- Flettner control
- Flettner, Anton
- Fleur