Key (Lockheedmartin)
Combination (A type of lock)
Nachos (Nachos and pretzels....) (mmmmn)
Cheese (Goes good with nachos.)
Goats (They make cheese)
Cows (Cows make cheese also)
Dairy farm(where cows are reared)
The farmer( he take care of them and keeps them alive)
occupation (farmer)