What's the plural of "key"?
Keys
What's the plural of "foot"?
feet
What's the plural of "kangaroo"?
Kangaroos
What's the plural of "sheep"?
sheep
What's the plural of "brush"?
brushes
What's the plural of "potato"?
Potatoes
What's the plural of "knife"?
Knives
What's the plural of "mouse"?
mice
What's the plural of "bush"?
bushes
What's the plural of "leaf"?
leaves