The plural form of book is
books
The plural form of man is -----------
men
The plural form of a child is ------------
children
The plural form of a pen is ------------------
pens
The plural form of box is --------------
boxes
The plural form of boy is --------------
boys
The plural form of tooth is --------------
teeth
The plural form of woman is --------------
women
The plural form of a baby is --------------
babies
The plural form of a family is --------------
families
The plural form of a leaf is --------------
leaves
The plural form of an eye is --------------
eyes
The plural form of parent is --------------
parents
The plural form of sister is --------------
sisters
The plural form of key is --------------
keys
The singular form of feet is --------------
foot
