Read the sentence. A towering cloud is slowly spreading across the sky. Which word is used as an adjective?

a. towering

b. slowly

c. across

d. spreading

In the sentence: A towering cloud is slowly spreading across the sky.

The adjective is letter a: towering.

Adjectives simply describe the noun. When a group of adjectives describe the noun, they are called adjective phrases. These phrases are used to put more descriptives in a sentence.