clamp·er 
(klămpər)
(klămpər)n.
One that clamps, especially a spiked plate attached to the sole of a shoe to prevent slipping on ice.
- fractionation
- fractionator
- fractionization
- fractionize
- fractious
- fractiously
- fractiousness
- fracture
- frae
- frag
- fragger
- fragile
- fragilely
- fragileness
- fragile X syndrome
- fragility
- fragment
- fragmental
- fragmentally
- fragmentarily
- fragmentariness
- fragmentary
- fragmentation
- fragmentation bomb
- fragmentation grenade