A participle is a word in verb form that acts as an adjective. Verb forms most often end in –ed or -ing.
Here are some examples of participial adjectives:
the dancing bear
the barking dog
the crying baby
the frightened child
Notice how each of the words that looks like a verb is actually an adjective modifying the noun that follows.
Participles act as adjectives, modifying the noun that follows.
It’s your turn. Find the participial adjective in this sentence: We saw a roaring lion at the zoo. Did you figure it out? Good for you!