gin up
Advanced (C1) informal
To make up or manufacture something — like fake excitement or a false story — to get what you want.
"The campaign tried to gin up voter anger with misleading statistics."
Hear it in context
Why We Fight : American Propaganda Goes to War
The Cynical Historian · 6:26
It is directly to try to gin up support
Japanophiles: Phillip Richards - Japanology Plus
NHK WORLD-JAPAN · 17:38
Four varieties of gin up there on the on the shelf.
Jordan Peterson's Daughter Grifts off her Father's Illness
Scott Carney · 2:00
was in fact to gin up engagement for a repugnant anti-scientific