abate’s role and function in the English language is to describe an action which is to decrease, or reduce in intensity or degree.
the subject of the sentence would perform the act of abating something. The sentence structure would be, '[subject] abated [subject’s action].'
1. The rain abated after a few hours.
2. The shouting abated as they left the room.
3. He abated his fear by taking deep breaths.
nuances to consider when using abate is that it is not typically used transitively and that it is never used in a continuous/progressive form. Also, the word does not usually carry an extreme connotation; it is only associated with a gradual decrease in intensity or degree.