The definition of a spike is a piece of something that is thick and long with a pointed and sharp end, usually made of metal.
To pierce or stab with something pointed, as a spear
The definition of a knife is a tool with a sharp blade and a handle used for cutting or stabbing.
To penetrate is to pass into or through something.
A similar implement for spearing fish.
A spike or sharp point, as on the tip of a spear.
To plunge (a pointed weapon or instrument) into something.
To pierce, puncture, or penetrate with a pointed instrument:
To pierce through completely
Find another word for bayonet. In this page you can discover 20 synonyms, antonyms, idiomatic expressions, and related words for bayonet, like: blade, spike, spear, knife, penetrate, truncheon, lance, pike, stab, stick and pierce.