Noun

Noun
A noun is a word that identify a person, place, animal, or thing.

Common noun

A common noun is a noun that refers to people or things in general.

For examples 

Girl, cat

Proper noun

A proper noun is a name that identifies a person, place, or thing.

For examples 

Yaqoob, Pakistan, Friday

In written English, proper nouns begin with capital letters.

Concrete noun

A concrete noun refers that exist physically and can be seen, touched, smelled, heard, or tasted.

For Examples include dog, building, tree, rain, beach, tune.

Collective nouns

Collective nouns refer to groups of people or things.

For Examples

audience, family, government, team, jury.

In American English, it is treated as singular, with a singular verb:

* The whole family was at the table.

In British English, the preceding sentence would be correct, but it would also be correct to treat the collective noun as a plural, with a plural verb:

* The whole family were at the table.