What part of speech is “roared”

roared can be used as a verb of the English language, which is an action word that expresses an action, event, or state. Its function in the English language is to describe an action, like speaking loudly, an animal making a loud sound, or when a machine that is running loudly.

1. The lion roared loudly across the savanna.

2. He roared in anguish at the devastating news.

3. The race car roared off down the track.