Give one word substitute for the following. 

Mark the  plurals of the given  nouns:

Foot

Mark the  plurals of the given  nouns:

Tooth

Mark the  plurals of the given  nouns:

Family

Mark the  plurals of the given  nouns:

Child

Mark the  plurals of the given  nouns:

Window

Mark the  plurals of the given  nouns:

Volcano

Mark the  plurals of the given  nouns:

Year

Mark the  plurals of the given  nouns:

Country

Mark the  plurals of the given  nouns:

Army