1.
- singular word for "children"
2.
- singular word for "feet"
3.
- singular word for "teeth"
4.
- singular word for "men"
5.
- singular word for "women"
6.
- singular word for "mice"
7.
- singular word for "geese"
8.
- singular word for "cities"
9.
- singular word for "boxes"
10.
- singular word for "leaves"
11.
- singular word for "wolves"
12.
- singular word for "shelves"
13.
- singular word for "knives"
14.
- singular word for "lives"
15.
- singular word for "babies"
