An adjective tells the size of a noun.
I live in a big house. The house is big.
A tiny bug is crawling on the windowsill. The bug is tiny.
Jim ordered a medium drink at Wendy’s. The drink is medium.
Cheryl’s boyfriend is tall. He is a tall boyfriend.
That fat squirrel must be eating lots of nuts. The squirrel is fat.
We picked out a skinny Christmas tree this year. The tree is skinny.
Shape words are also adjectives when they modify a noun.
Grandma has a round face. Her face is round.
We’ll use the oval cookie cutter to make Easter eggs. The cookie cutter is oval.
This room is more square than rectangular. It is a square room.
Use size words and shape words to modify nouns. Any word that modifies a noun is an adjective.
▶It’s your turn. Find the two adjectives in this sentence: The small narrow box contains a piece of jewelry. Did you find the two words telling size and shape? Good for you!