flint·y 
(flĭntē)
(flĭntē)adj. flint·i·er, flint·i·est
1. Containing or composed of flint.
2. Unyielding; stern: a flinty manner.
flinti·ly adv.
flinti·ness n.
- fullerene
- fuller's earth
- fuller's teasel
- full-fashioned
- full-fledged
- full-frontal
- full frontal
- full gainer
- full-grown
- full house
- full-length
- full marks
- full monty
- full moon
- full-mouthed
- full nelson
- fullness
- full of beans
- full of the devil
- full rhyme
- full ride
- full-rigged
- full-scale
- full-service
- full-size