gaslit

/ˈɡæslɪt/
adjective
  1. Describing a person who has been manipulated by someone into doubting their own memory, perception, or sanity.
    • He realized he had been gaslit when his friends confirmed the events he thought he had imagined.
    • After months of being gaslit by her partner, she started to question her own memories.
    • The documentary explored how many employees felt gaslit by the company's misleading statements.