A “noun” is a word used to describe a person, thing, animal, place, feeling, or idea. In a sentence, you need a “subject” and a “verb.” The “subject” in a sentence is always a “noun.” 

Peter eats.

The dogs are barking.

The dress is blue.

There are “Concrete Nouns” and “Abstract Nouns.” 

“Concrete Nouns” are people, animals, places, or things that you can touch, see, hear, smell, or taste.

Person / People / Names:

father

friend

Sophie

lawyer

SpongeBob

Animals:

dog

lion

polar bear

duck

parrot

Things:

car

bowl

banana

doorbell

washing machine

Places:

New York

Apartment

Restaurant

Airport

Village

“Abstract Nouns” are ideas, emotions, or concepts. You cannot touch, see, hear, smell, or taste them.

Ideas:

friendship

freedom

loyalty

Emotions:

love

compassion

happiness

Concepts:

beauty

heroism

peace