Abigail was accused of being a witch, so she was afraid of being label as a witch, so she starts to accuse other people she did not like.
REPUTATION
He committed adultery, and the public did not know about it, but when his wives got accused for being a witch,so she got arrested, he wanted to tell the public that Abigail is accusing his wife because she got fired for sleeping with him, but he do not want to ruin his reputation, so he says nothing.
PREJUDICE
Sarah is considered a witch in Salem because she delivered dead babies, and they blame her for supernatural deaths
FEAR
Mary was one of the girls who would always play along about seeing ghosts and demons. Mary was scared of Abby because Abby could easily say she was a witch and turn it on her. Abby also threatened the girls that if they said one thing about this they would be killed.
REPUTATION
Parris is afraid that if the public knows that his daughter and nieces were involved in witchcraft activities his reputation would be ruined. “So he persists in finding others responsible and making his daughter a victim”.
PREJUDICE
Because Tituba was black they wouldn't be surprised if she was a witch or not. Reverend Parris caught her and the girls dancing in the woods and casting spells and making potions.