1. Regular and
Irregular Plural
Nouns!

2. Regular Plural Nouns
• Most nouns in English are made into plural nouns by
adding an s to the singular form.
• If the noun ends with an s, ch, sh, or x, an es is
added to make the noun plural.

3. Examples of Regular
Plural Nouns
Cat Cats
Book Books

4. Examples of Regular
Plural Nouns
• If the noun ends with a ch, s, sh, x, or z add an 'es' to
make it plural
Box Boxes
Watch Watches

5. What is an irregular
plural noun?
• An irregular noun is a noun that becomes plural by
changing it’s spelling in other ways than adding an
“s” or “es” to the end of the word. Some of the ways
can be a little tricky.

6. Examples of Irregular
Plural Nouns
• Some irregular nouns take on the plural form by first
changing the last letter of the word before adding
“s.” Words that end in “f”or are a good example of
this case. To make such a word plural, you change
the “f” to “ve” and add an “s.”
Calf Knife
Knives
Calves

7. Examples of Irregular
Plural Nouns
• A tricky part about irregular plural words are
sometimes they just change because there is a
change in the vowel, change the word, or an add
of different ending.
Spider- MAN Foot
Feet
Men

8. Examples of Irregular
Plural Nouns
• It’s rare but some irregular plural nouns have the
same spelling as their singular form. They stay the
same
Sheep
Moose