Some plural nouns that don't end in S:
Nouns ending with -s, -x, -z, -ch, and -sh add -es to form their plural. Examples:
Many English words taken directly from Latin end in ~i. For example, radius is singular, but the plural is radii -- Other words are already plural - like sheep,
Furniture. Staff. Data. People. Mice. Deer. Feet. Sheep.
homework and food...
Unfortunately there is no simple rules for using 's' or 'es' to change nouns ending in 'o' into the plural form.Examples of nouns ending in 'o' that add 'es' to form the plural are:echoesheroesmosquitoespotatoestomatoestorpedoesvetoes
Elephants is the plural of elephant. Some plurals are made by adding an s to them, some of them by es, some of them have f which change to v with es.
Not if it is a simple plural. Simple plurals do not require an appostrophe.
The plural of cavity is cavities.The rule for plurals of words ending with a consonant + yis to change the y to an i and add es.Other examples:baby, babiesparty, partiesThe plurals of proper names ending with consonant + y is to just add s.e.g.Kennedy, KennedysJuly, Julys
The plural is valleys.Unlike nouns ending in -y (ally, spy), English nouns ending in -ay or -ey form regular S plurals.
For most nouns ending in "y," you change the "y" to "i" and add "es" to form the plural. For example, "city" becomes "cities" and "baby" becomes "babies."
Plurals for words ending in o can end in -os or -oes. For example, "potato" becomes "potatoes" and "photo" becomes "photos". It depends on the specific word and its language of origin.
The possessive of all English plurals ending in -s is formed by adding an apostrophe after the final s: the Joneses' house. (Do not mistake singulars that end in -s, like Jones or Charles for plurals).
Some nouns ending in -is are made plural by changing the ending to -es; examples:axis - axesbasis - basescrisis - crisesdiagnosis - diagnosesellipsis - ellipsesSome nouns ending in -is are regular plurals adding the ending -es to the end of the word; examples:iris - irisesmantis - mantisesmetropolis - metropolisespelvis - pelvisestrellis - trellises
The suffix 'es' is added to words ending in s, z, ch, sh, and x for the plural. Examples are:bus, busesclass, classeswaltz, waltzesbunch, bunchesbrush, brushesfox, foxes
To make a singular noun that ends in "s" plural, you typically add "es" to the end of the word. For example, "class" becomes "classes" in the plural form.
so you can make plurals
Nouns with the 'usual ending' are called regular plurals; plurals formed by adding -s or -es to the end of the word. Examples are: arches birds cats dogs eggs frogs grapes heroes inches jokes knees locks Nouns that form the plural in some other way are called irregular plurals.
For words ending in "y," you generally change the y to i and add es to make the plural. For example, "city" becomes "cities" and "baby" becomes "babies."
The great majority of nouns are made plural by simply adding -s to the end of the word:apple-applesboy-boyscoin-coinsWords ending in s, z, ch, sh, and x add -es to the end of the word to form the plural:boss-bosseswaltz-waltzesmatch-matchesdish-dishesbox-boxesThere are many other forms of plurals in English that don't use these forms; they're called irregular plurals. See the link below for the variations in forming plurals.
Unfortunately there is no simple rules for using 's' or 'es' to change nouns ending in 'o' into the plural form.Examples of nouns ending in 'o' that add 'es' to form the plural are:echoesheroesmosquitoespotatoestomatoestorpedoesvetoes
There are four major groups of words ending in -es and a special case:plurals of words ending in E (bone-bones, face-faces)plurals of words ending in CH, SH S, X, or SS (beach-beaches, leash-leashes, gas-gases, tax-taxes, compass-compasses)plurals of some words ending in Y, becoming -IES (copy-copies, reply-replies)third-person singular verb forms of some verbs ending in E or Y (see-sees, seize- seizesThe special case is for words from Greek that end in -IS, which form an ES plural(axis-axes, basis-bases, analysis-analyses).(see the related question for a list)