it is a word that functions as the name of a specific object or set of objects, such as living creatures, places, actions, animals or ideas.

When nouns end in s, ss, ch,sh,or z we add -es. 

If nouns end in y preceded by a consonant, change y to e and add -s. 

Choose the correct plural for the word "army".

If the singular noun ends in ‑o, add ‑es to make it plural.

What is the plural form of the word "donkey"? 

What is the plural form of the word "maestro"? 

What is the plural form of the word "fish"? 

What is the plural form of the word "nebula"? 

There are nouns that are plural in form but singular in meaning.