- Decorative articles made with overlaid porcupine quills by Native Americans.豪猪刺装饰：印第安人用豪猪刺多层覆盖而制造出的装饰性物品
- freeway
- free-weight
- freewheel
- free wheel
- freewheeling
- freewill
- free will
- Free Will Baptist Bible College
- free world
- freeze
- freeze-dry
- freeze-etching
- freeze-frame
- freezer
- freezer burn
- freezers
- freezes
- freeze–dry
- freeze–etching
- freeze–frame
- freezing
- freezing point
- free zone
- free–associate
- free–fire zone