Here's why:
* Adjectives describe nouns. It tells us about the state of something or someone.
* Common nouns are names for general things. (e.g., chair, cat, happiness)
* Abstract nouns are names for concepts or ideas. (e.g., love, freedom, justice)
Example:
* "The alarmed children ran for safety." ("Alarmed" describes the children).
Let me know if you'd like to know more about different types of words!