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Plural nouns

A1  A1 grammar · lesson 4 of 24

When you talk about two or more things, you need a plural noun. Most plurals are easy, but some words change in a special way.

Rule: add -s

A noun is a word for a person, a place, an animal or a thing. One thing is singular. Two or more things are plural. For most nouns, add -s to make the plural.

one book → two books

a car → three cars

an apple → five apples

Spelling rules

Word ends inRuleExample
-s, -ss, -sh, -ch, -xadd -esbus → buses, box → boxes
consonant + yy → -iescity → cities, baby → babies
vowel + yadd -sday → days, boy → boys
-f / -feoften -vesknife → knives, leaf → leaves
some words in -oadd -estomato → tomatoes, potato → potatoes
Tip: Words ending in -s, -sh, -ch and -x add -es because it is easier to say: watches, dishes.

Irregular plurals

Some common nouns do not add -s. They change in a different way, or they do not change at all. They are very common words, so it is a good idea to learn them by heart.

SingularPlural
manmen
womanwomen
childchildren
personpeople
footfeet
toothteeth
mousemice
fish / sheepfish / sheep (no change)

There are three women in the shop.

Ali has two children.

The boxes are heavy.

Many people are here today.

Tip: A plural noun takes a plural verb: The children are happy. The men are tall. Never add -s to an irregular plural: childrens and peoples are wrong.

Common mistakes

✗ two childs

✓ two children

✗ three citys

✓ three cities

✗ many peoples

✓ many people

✗ two boxs

✓ two boxes

Practice: 10 questions