Singular and Plural Number : Noun and Pronoun

Types of Number

There are two types of Numbers in English Grammar.
1. Singular Number
2. Plural Number

What is Singular Number ? Example

A singular number of a noun or pronoun is used to denote one person or thing.
For example,
Boy, Mango, Tree, Country, etc.

What is Plural Number ? Example

A plural number of a noun or pronoun is used to denote more than one person or thing.
For example,
Boys, Mangoes, Trees, Countries, etc.

How Plurals are formed: Singular Noun – Plural Noun

There are some rules to form plural Nouns from Singular Nouns.

Rule : 1

Generally, the plural form of a noun is formed by adding ‘s’ to the singular form.
For example,

Singular NumberPlural Number
BookBooks
BoyBoys
PenPens
TableTables
BirdBirds
DogDogs
CatCats
ChairChairs
GirlGirls
PencilPencils

Rule : 2

Nouns ending in -s, -ss, -ch, -sh, and -x form their plural by adding -es to the singular form.
For example,

Singular NumberPlural Number
BusBuses
ClassClasses
BenchBenches
WatchWatches
BrushBrushes
BoxBoxes
FoxFoxes
Exceptions :
When ‘ch‘ sounds like ‘k‘, the plural is formed by adding ‘s‘.
StomachStomachs
MonarchMonarchs

Though “Ox” ends with “-x“, the plural form of “Ox” is “Oxen“.

Rule : 3

Nouns that end with “-o” having a vowel before it, form their plural by adding “-s
For example,

Singular NumberPlural Number
RadioRadios
BambooBamboos
StudioStudios

Rule : 4

Nouns that end with “-o” having a consonant before it, form their plural by adding “-es
For example,

Singular NumberPlural Number
HeroHeroes
MangoMangoes
PotatoPotatoes
MosquitoMosquitoes
BuffaloBuffaloes

Exceptions :

Singular NumberPlural Number
PhotoPhotos
PianoPianos

Rule : 5

If there are “double vowels” at the end of a noun, add ‘s‘ to make it plural.
For example,

Singular NumberPlural Number
TreeTrees
BeeBees
RadioRadios
ZooZoos

Rule : 6

Nouns that end with “y” having a vowel before it, form their plural forms by adding “s“.
For example,

Singular NumberPlural Number
BoyBoys
DayDays
KeyKeys
ToyToys
MonkeyMonkeys
ValleyValleys

Rule : 7

Noun ending in “y” having a consonant before it, forms the plural by removing “y“, then adding “ies“.
For example,

Singular NumberPlural Number
BabyBabies
LadyLadies
CityCities
CountryCountries
StoryStories
FamilyFamilies
BodyBodies

Rule : 8

Nouns ending in “-f“, or “-fe“, form the plural by removing “-f“, or “-fe” and then adding “-ves“.
For example,

Singular NumberPlural Number
LifeLives
KnifeKnives
CalfCalves
HalfHalves
LeafLeaves
ThiefThieves
WolfWolves
ShelfShelves

Exceptions :

Singular NumberPlural Number
BeliefBeliefs
ProofProofs
RoofRoofs
CliffCliffs
SafeSafes
ChiefChiefs
GulfGulfs

Rule : 9

Some nouns form their plural form by changing inside Vowel of the singular form.
For example,

Singular NumberPlural Number
ToothTeeth
GooseGeese
FootFeet
ManMen
WomanWomen
GentlemanGentlemen

Rule : 10

A few Nouns form their plural forms by changing the inside Vowel and the Consonant of the singular.
For example,

Singular NumberPlural Number
MouseMice
LouseLice

Rule : 11

In Compound Nouns, we make their plural forms by adding ‘s‘ to the main word.
For example,

Singular NumberPlural Number
Brother-in-lawBrothers-in-law
Daughter-in-lawDaughters-in-law
Passer-byPassers-by
Sister-in-lawSisters-in-law

Rule : 12

Compound Nouns written without hyphen take ‘s‘ to form the plural.
For example,

Singular NumberPlural Number
BookcaseBookcases
ArmchairArmchairs

Rule : 13

There are some compound nouns that take double plural.
For example,

Singular NumberPlural Number
Man-servantMen-servants
Woman-servantWomen-servants

Rule : 14

There are some Nouns that have singular and plural forms alike.
For example,

Singular NumberPlural Number
DeerDeer
SheepSheep

Rule – 15

A few Nouns form their Plural by adding ‘en’ to the Singular.

For example,

Singular NumberPlural Number
OxOxen
ChildChildren

Rule – 16

For abbreviations, we add an ‘s’ to the last letter of Singular.

For example,

Singular NumberPlural Number
MPMPs
VIPVIPs

Rule – 17

Some Latin words ending in “um” form their plurals by removing “um” and, then adding “a”.

For example,

Singular NumberPlural Number
DatumData
MemorandumMemoranda

Exceptions :

Singular NumberPlural Number
AsylumAsylums
MuseumMuseums

Singular and Plural Number : Pronoun


There are some pronouns that have plural forms.

Singular NumberPlural Number
IWe
He / She / ItThey
YouYou
ThisThese
ThatThose
MeUs
MyOur
MineOurs
YourYour
Him / HerThem
His / Her/ ItsTheir
MyselfOurselves
YourselfYouselves
Himself / HerselfThemselves

FAQs

Q1. What is the plural form of “Deer” ?

The plural form of “Deer” is “Deer”.

Q2. What is the plural form of “Ox” ?

The plural form of “Ox” is “Oxen”.

Q3. What is the plural form of “Sheep” ?

The plural form of “Sheep” is “Sheep”.

Q4. What is the plural form of “Leaf” ?

The plural form of “Leaf” is “Leaves”.

Q5. What is the plural form of “Goose” ?

The plural form of “Goose” is “Geese”.

Q6. What is the plural form of “Child” ?

The plural form of “Child” is “Children”.

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