Adultery: Abigail accuses John Proctor of committing adultery with her, claiming that they had an affair while she was working as a servant in his household. Proctor vehemently denies these accusations and maintains his innocence throughout the play.
Witchcraft accusations: Abigail is one of the main accusers in the Salem witchcraft trials, and she accuses Proctor's wife, Elizabeth Proctor, of witchcraft. Proctor tries to defend his wife and expose Abigail's lies, but his efforts are unsuccessful.
Power and Manipulation: Abigail uses her position as an accuser to gain power and control over the people in Salem. She is able to manipulate the court and sway public opinion with her accusations, which puts Proctor and others who oppose her in danger.
Reputation and Honor: Proctor is a well-respected man in Salem, and he values his reputation and honor. Abigail's accusations threaten his good name and the stability of his family, which adds to the tension between them.
Personal Enmity: Beyond the specific events and accusations, there seems to be a personal enmity between Proctor and Abigail. Their conflict also stems from their different personalities, beliefs, and moral compasses.