What are nouns?

​A noun is a word that names something, such as a person, place, thing, or idea.

What are Common nouns?

• A common noun is a non-specific person, place, or thing. For example, dog, girl, and country are examples of common nouns. In contrast, proper nouns name a specific person, place, or thing. Common nouns are typically not capitalized, but there are two exceptions to this rule

​What are proper nouns?

​A proper noun is the name of a particular person, place, organization, or thing. Proper nouns begin with a capital letter. Examples are 'Margaret', 'London', and 'the United Nations'.

thank you