Lysol-gate 

It’s gone mainstream in recent years, but the word “gaslighting” used to be an esoteric term from the world of psychology and domestic abuse counseling. The word refers to the 1944 film “Gaslight,” in which Ingrid Bergman plays a woman whose husband tries to drive her insane by hiding her belongings

Source: Trump desperately tries to gaslight America as he faces humiliation from Lysol-gate – Alternet.org