Plural Form of Nouns

algae

what is the plural form of: alga

alumnae

what is the plural form of: alumna

alumni

what is the plural form of: alumnus

analyses

what is the plural form of: analysis

axes

what is the plural form of: axis

bacteria

what is the plural form of: bacterium

beliefs

what is the plural form of: belief

benches

what is the plural form of: bench

books

what is the plural form of: book

bottles

what is the plural form of: bottle

boxes

what is the plural form of: box

boys

what is the plural form of: boy

bushes

what is the plural form of: bush

cacti

what is the plural form of: cactus

chiefs

what is the plural form of: chief

children

what is the plural form of: child

cities

what is the plural form of: city

classes

what is the plural form of: class

corps

what is the plural form of: corp

crises

what is the plural form of: crisis

criteria

what is the plural form of: criterion

data

what is the plural form of: datum

deer

what is the plural form of: deer

dishes

what is the plural form of: dish

embryos

what is the plural form of: embryo

errata

what is the plural form of: erratum

fairies

what is the plural form of: fairy

foci

what is the plural form of: focus

feet

what is the plural form of: foot

formulae or formulas

what is the plural form of: formula

fungi

what is the plural form of: fungus

gymnasia

what is the plural form of: gymnasium

halves

what is the plural form of: half

heroes

what is the plural form of: hero

indices

what is the plural form of: index

journeys

what is the plural form of: journey

keys

what is the plural form of: key

knives

what is the plural form of: knife

larvae

what is the plural form of: larva

loaves

what is the plural form of: loaf

mesdames

what is the plural form of: madame

magazines

what is the plural form of: magazine

men

what is the plural form of: man

matrix

what is the plural form of: matrix

millennia

what is the plural form of: millennium

messieurs

what is the plural form of: monsieur

mice

what is the plural form of: mouse

nuclie

what is the plural form of: nucleus

ova

what is the plural form of: ovum

people

what is the plural form of: person

phenomena

what is the plural form of: phenomenon

pianos

what is the plural form of: piano

ponies

what is the plural form of: pony

potatoes

what is the plural form of: potato

radios

what is the plural form of: radio

series

what is the plural form of: series

sheep

what is the plural form of: sheep

tables

what is the plural form of: table

theses

what is the plural form of: thesis

tomatoes

what is the plural form of: tomato

teeth

what is the plural form of: tooth

torpedoes

what is the plural form of: torpedo

traffic

what is the plural form of: traffic

vetoes

what is the plural form of: veto

watches

what is the plural form of: watch

wives

what is the plural form of: wife

wolves

what is the plural form of: wolf

1. Some irregular nouns change their spelling or add a different ending to form their plural. 2. Foreign nouns borrowed mostly from Latin words form their plural by changing their last letter or letters to i, a, ae, or es. 3. A few nouns have the same spelling in both singular and plural forms.

Rules in forming the plural of irregular nouns

1. Add -s or -es to most noun. 2. Nouns ending with the sounds /sh/, /ch/, /s/, /z/, and /ks/, add -es. 3. Nouns ending in y and preceded by a consonant, change y to i and add -es. 4. Nouns ending in y and preceded by a vowel, just add -s. 5. Nouns ending in f or fe, change f or fe to v and add -es.

Rules in forming the plural of regular nouns:

Irregular nouns

are those that form their plural in other ways and not by adding -s or -es.

Regular nouns

form their plural by adding s or es.