Knife Styles
Kitchen knives in particular have become highly specialized. A chef's knife or cook's knife is one multi-purpose knife that can be found in the kitchen, but otherwise most indoor knives are created for a particular culinary purpose. The lengthy list of specialized indoor knife styles would include the paring knife, cleaver, fillet knife, peeling knife, and trimming knife.
A hunting knife is typically a fixed blade knife with a design and features suitable for skinning, gutting, and similar tasks. Survival knives are usually serrated fixed blade knives with hollow handles that contain survival equipment such as fishing line, bandages, water purification tablets, etc& A compass is often positioned in the pommel.
A tactical knife is typically designed as a combat knife, or in the civilian world, as a rescue knife or police knife.
Blade Shapes
There are numerous variations on the clip blade knife. Many are known as modified clip knives, but some regional variations exist, such as the California clip knife (which has a longer and gentler curve) and the Turkish clip knife (which features a very elongated clip).