1. He Vehemently played Fortnite with da boiz.

2. The alpha male vehemently howled at the moon.

1. The criminal perpetrated the crime of robbing a bank.

2. Much violence was perpetrated in the war.

• Kids who have been abused are often wary of adults.

• Adults teach children to be wary of strangers.

Sentences:

1. The teacher was mad at the obstreperous class for disrupting the lesson.

2. The obstreperous crowd at a concert was cheering for the artist.

1. She is ascertaining the facts to make sure she knows them.

2. He asked questions to ascertain the truth