Categorize the following five words into either fruit or vegetable.
Input: Apple, Potato, Eggplant, Banana, Carrot
Fruit: Apple, Banana 
Vegetable: Potato, Eggplant, Carrot.
Apple: Fruit 
Potato: Vegetable 
Eggplant: Vegetable 
Banana: Fruit 
Carrot: Vegetable