List of jobs. You can see an alphabetical breakdown too.
When I grow up, I want to be ... this category also includes some things that aren't quite jobs but are definitely vocations. Such as being a wizard or vampire.
A cook is someone who prepares and cooks food for a living. A cook in a higher class restaurant is usually called a chef.
Cooking is also the process of preparing food to eat by using heat, for example you need to cook potatoes before you can eat them.