Singular and Plural Noun rules

Most Nouns

Add "S" to form the plural.

Nouns that end in "S", "sh", "x", "ch", or "z"

Add "es" to form the plural. If the word ends in "z" add an extra "z" before the "es"

Examples:

Brush -> Brushes

Fox -> Foxes

Quiz -> Quizzes

Examples:

Cat -> Cats

Nouns that end in "f" or "fe"

Add "s" to the end. Sometimes it's necessary to change "f" to "v", in that case add "es" to the end.

Examples:

Roof -> Roofs

Wolf -> Wolves

Wife -> Wives

Nouns - Vowel + y

Nouns- "Vowel + o"

Nouns- "consonant + Y "

Add "s" to form plural.

Example:

Donkey -> Donkeys

Example:

Oreo -> Oreos

Change "y" to "i" and add "es"

Example:

Family -> Families

Nouns- "consonant + o"

(Usually)Add "es" except for musical terms