She suspected he was gaslighting her, making her doubt her own memory.
gaslighted
Frequency:
65
%
He felt gaslighted by his coworkers, who constantly undermined his work.
gaslighter
Frequency:
45
%
The gaslighter manipulated her emotions to control her actions.
Idiomatic Expressions for gaslight
Phrase: gaslighting someone
Meaning: to manipulate or deceive someone by psychological means
Usage: He was gaslighting his coworkers by spreading false rumors and then denying he had done so.