Okay, let's break down these verbs. First, they are all verbs, specifically action verbs. I'll explain what each means and point out the actions shown in the pictures.
- Boil: To heat a liquid until it bubbles and vaporizes. (Picture 4 shows something boiling)
- Fry: To cook food in hot oil or fat.
- Stir: To move a spoon or other implement around in a liquid or other substance in order to mix it thoroughly.
- Dice: To cut into small cubes.
- Mix: To combine or blend into one mass or mixture.
- Bake: To cook food by dry heat without direct exposure to a flame, typically in an oven.
- Add: Put something with something else.
- Melt: To make or become liquefied by heat.
- Peel: To remove the outer covering or skin from. (Picture 3 shows peeling)
- Pour: To flow rapidly in a steady stream. (Picture 6 shows pouring)