1 a boy-boys
2 a child-children
3 a clown-clowns
4 a man-men
5 a woman-women
6 a house-houses
7 a mouse-mice
8 a horse-horses
9 a foot-feet
10 a goose-geese
11 a snake-snakes
12 a fish-fishes
13 a tooth-teeth
14 a sheep-sheeps
15 a lamp-lamps
16 a shop-shops
1 a boy-boys
2 a child-children
3 a clown-clowns
4 a man-men
5 a woman-women
6 a house-houses
7 a mouse-mice
8 a horse-horses
9 a foot-feet
10 a goose-geese
11 a snake-snakes
12 a fish-fishes
13 a tooth-teeth
14 a sheep-sheeps
15 a lamp-lamps
16 a shop-shops