Compound Nouns

A noun that is made up of two or more words is called a compound noun. father-in-law, doormat

Write the plural forms of these compound nouns.

1.      passer-by                     passers by

2.      blackboard                  blackboards

3.      watering can                watering cans

4.      great-uncle                  great uncles

5.      lighthouse                    lighthouses

6.      household                    households

7.      shopkeeper                 shopkeepers

8.      handout                       handouts

9.      knockout                      knockouts

10.  son-in-law                    sons-in-law