- Freemasonry
- freemium
- free of charge
- free on board
- free/open source software
- free paper
- free pass
- free pistol
- freeplus
- Freeport
- free port
- Free Press Association of Japan
- free radical
- free ride
- free rider
- free routine
- free school
- free shipping day
- freesia
- freesize
- free skating
- free software
- Free Software Foundation
- free space
- freestyle