The word self-centered most accurately describes Reverend Parris.
Explanation:
The unnecessarily insecure and aggressive character of Reverend Parris depicted in 'The Crucible' can be described as the most self-obsessed of all the people in the Salem Village.
Though he is a weak man, all he is concerned about all the time is building animage of himself in the minds of the people.
Many other characters in the play have been shown to dislike him for his very nature.