Plural Form of "Is" (Is', Isses, Are) With Examples

What is the plural form of the word “is?” The word “is” is a verb that represents the third-person singular present indication of the word “be.” For example, something could be “as is.” Referring to it “being” exact. Although, when we pluralize the word “is,” what does it become?

Learn everything you need to know about pluralizing this word form in this short guide.

Why is the plural form of “is” confusing?

While it’s not very common to have to pluralize the irregular verb form “is,” we may find ourselves needing to write sentences in the English language that describe the plural form. For example, “How many times is you going to have to go to the bathroom?” This is a grammatically incorrect sentence where would want to use the plural form of the irregular verb “is.”

Which is correct, “is’,” “isses,” or something else?

The correct plural form of the verb “is” is actually “are.” The word changes to “are.” While this may initially seem confusing. Let’s look at a sentence where both the word “is” and “are” get used incorrectly and correctly.

Example sentence: How many times is we going to stop and use the bathroom?

Example sentence: How many times are we going to stop and use the bathroom?

In these sentences, we can see if that if were were to use incorrect forms such as “isses” or “ises,” the sentence would sound incorrect.

Sentence examples using the plural form of “is” (are)

Here are sentence examples using plural form of the verb “is”:

How many times are we going to go to the hockey game this year?
Are multiple people going to come with us to the game tonight?

How to use the apostrophe correctly

The possessive singular noun is made by adding an apostrophe and the letter “s” to the singular noun in question, regardless of whether the singular noun ends in an “s” letter.

When a plural noun has an “s” at the end, the possessive form of the noun is created by simply adding an apostrophe. When the noun ends in any other letter, the possessive form is made by adding both an apostrophe and an “s.”

Form	Example
Singular noun	Sarah’s
Plural noun	Women’s
2 or more people	Kim and Adam’s
Singular noun ending in “s”	James’s and James’
Plural noun ending in “s”	Parent’s
2+ people	Kim’s and Adam’s

Apostrophe for Possessives	Apostrophe for Contractions
Amy’s swim class	they + have = they’ve
Karen’s car	are + not = aren’t
Robert’s vehicle	they + will = they’ll

Singular Noun	Plural Noun
My child’s dog	My children’s dog
The man’s work	The men’s work
The mouses’ cage	The mice’s cage
A person’s clothes	People’s clothes

Plural Noun Rule	Example or Exception
To make regular nouns plural, add ‑s to the end.	Cats, Houses
If the singular noun ends in ‑s, -ss, -sh, -ch, -x, or -z, add ‑es to the end to make it plural.	Bus / Busses, Tax / Taxes
In some instances, singular nouns ending in -s or -z, require that you double the -s or -z prior to adding the -es for pluralization.	Gas / Gasses
If the noun ends with ‑f or ‑fe, the f is often changed to ‑ve before adding the -s to form the plural version.	Wife / wives Exceptions: Roof / Roofs Chef / Chefs
If a singular noun ends in ‑y and the letter before the -y is a consonant, change the ending to ‑ies to make the noun plural.	City / Cities
If the singular noun ends in -y and the letter before the -y is a vowel, simply add an -s to make it plural.	Boy / Boys
If the singular noun ends in ‑o, add ‑es to make it plural.	Tomato / Tomatoes Exceptions: Photo / Photos
If the singular noun ends in ‑us, the plural ending is often ‑i.	Cactus / Cacti
If the singular noun ends in ‑is, the plural ending is ‑es.	Ellipsis / Ellipses
If the singular noun ends in ‑on, the plural ending is ‑a.	Criterion / Criteria
Some nouns don’t change when they’re pluralized.	Sheep / Sheep Deer / Deer

Possessive Nouns and Plural Posessive Nouns FAQs

Can an apostrophe and an “s” together represent a contraction?

Yes. Two words put together to make a single word can also do this. For example: ice-cream. Or ice-cream. These can be compound nouns, as well. For example, “coffee table,” “forest fire.”

What is a plural possessive noun that ends in an apostrophe “s”?

An example would be “children’s clothes.” Without an apostrophe “s” and being a possessive noun would be: kids toys, smiths house (referring to the smith family). Each relate to different things but indicate possession.

What are the seven possessive nouns?

Mine, ours, yours, his, hers, its, and theirs.

What are the three rules of possessive nouns?

Rule 1: To form the possessive of a singular or to add an apostrophe and an s.

Rule 2: For a plural noun, add only an apostrophe (‘)

Rule 3: For a possessive noun that does not end in an “s” letter, add an apostrophe and “s” letter. For examples, “mice’s.”

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About the author

Dalia Y.: Dalia is an English Major and linguistics expert with an additional degree in Psychology. Dalia has featured articles on Forbes, Inc, Fast Company, Grammarly, and many more. She covers English, ESL, and all things grammar on GrammarBrain.