Gaslighting is a form of psychological manipulation and emotional abuse in which a person seeks to sow seeds of doubt in a targeted individual or in members of a targeted group, making them question their own memory, perception, or sanity. It is often employed by individuals who have Narcissistic Personality Disorder (NPD) or other personality disorders. Credit to the Bay Area Cognitive Behavior Therapy Center for this information. Please see the link below for their piece. This is a GREAT article.

DARVO is an acronym that stands for Deny, Attack, and Reverse Victim and Offender. It describes a manipulative tactic often used by abusers to avoid accepting responsibility for their actions and shift the blame onto their victims.