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