Common Noun Proper Noun. If it does not start with a capital letter, it is considered a common noun. A noun is one of the most important parts of a sentence.
Common Noun: Common nouns are words used to name general items. Using proper nouns isn't always necessary, but can help readers and listeners identify something more closely, or know that they should pay attention to a certain noun over others. Fortunately, it's not difficult to tell the difference between them.
For a better understanding of common noun and proper noun, it is advised to go through few practice worksheets.
A proper noun is a noun that identifies a single entity and is used to refer to that entity, such as London, Jupiter, Sarah, or Microsoft, as distinguished from a common noun.
A noun is one of the most important parts of a sentence. What's the difference between a common noun and a proper noun? Common nouns & proper nouns definitions, examples and exercises for students and teachers.