1. Concrete and Abstract Nouns

2. Concrete nouns
Words that refer to something that physically exists are concrete nouns. They can be:
*countable or uncountable

3. Examples of countable include:
soccer ball
controller
pizza
toothpick
notebook

4. Examples of uncountable include:
Air
Oxygen
Rice
Milk
Sand

5. Abstract nouns
These name feelings, ideas, and characteristics, or qualities. They are concepts that cannot be seen or touched; they have no PHYSICAL existence.

6. Examples include:
Tranquility
Stubborness
Health
Curiousity