crampit

from The Century Dictionary.

• noun An iron spike or bar driven or built into a wall to serve as a support for other parts or to bind the wall itself.
• noun A cap of metal at the end of the scabbard of a sword; a chape.
• noun A cramp-iron.
• noun A piece of iron with small spikes in it, made to fit the sole of the shoe, for keeping the footing firm on ice or slippery ground.
• noun In heraldry, the representation of the chape of a scabbard, used as a bearing.

from the GNU version of the Collaborative International Dictionary of English.

• noun (Mil.) See crampet.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun Alternative form of crampet.