Question

Common Nouns - 4 

Now you know that plural forms of nouns have -s, -es or -ies at the end. But the plurals of some nouns are formed differently. They are called irregular plurals. Look at the following forms -

• child - children 
• man - men 
• woman - women 
• mouse - mice 
• foot - feet 
• leaf - leaves 

Collect examples of regular and irregular plurals. (At least 20 each). 

Answer 1

Regular Plurals (by adding -s, -es, or -ies)

1. Book - Books
2. Car - Cars
3. House - Houses
4. Table - Tables
5. Chair - Chairs
6. Pen - Pens
7. Bag - Bags
8. Teacher - Teachers
9. Apple - Apples
10. Ball - Balls
11. Boy - Boys
12. Girl - Girls
13. Window - Windows
14. Flower - Flowers
15. Door - Doors
16. Tree - Trees
17. River - Rivers
18. Cloud - Clouds
19. Bottle - Bottles
20. Computer - Computers

Irregular Plurals (formed differently, without simply adding -s/-es)

1. Child - Children
2. Man - Men
3. Woman - Women
4. Mouse - Mice
5. Foot - Feet
6. Leaf - Leaves
7. Goose - Geese
8. Tooth - Teeth
9. Ox - Oxen
10. Person - People
11. Louse - Lice
12. Cactus - Cacti
13. Fungus - Fungi
14. Nucleus - Nuclei
15. Radius - Radii
16. Crisis - Crises
17. Thesis - Theses
18. Datum - Data
19. Phenomenon - Phenomena
20. Sheep - Sheep (same singular and plural)