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1. Common Nouns- names of general things
e.g. book, computer, person

2. Proper Nouns- specific examples of common nouns. The first letter of this word needs to be capitalized
e.g. Pride and Prejudice, Apple, John Doe

3. Collective Nouns- refer to a group of people, animal, or thing
e.g. flock, family, team

4. Abstract Nouns- these are nouns that one cannot touch and see
e.g. love, friendship, misery

5. Concrete Nouns- the opposite of abstract nouns. They refer to things we can touch, taste, see, etc. 
e.g. table, flower, water