A noun is a name for something.
cat, desk, disappointment, France
We can replace a noun with a pronoun.
Can you see my phone? I need it.
Sam is here. Yes, there she is.
In a clause, a noun can be the subject, or the object of a verb, or the (object of a preposition).
The three main groups of nouns are countable nouns, uncountable nouns, and (proper nouns).
Common noun endings:
reality, nation, kindness, confidence,