Trump in Monday's press conference TWICE deliberately misspeaks and says “Cinder” in place of “Symptoms”. Both times he corrects himself. He says this at 1:13 and AGAIN at 3:03.

CINDER is a novel set in a futuristic city, New Beijing……. [snip]…. Letumosis, a fatal disease started by the Lunars and nicknamed the "Blue Fever," is raging throughout the world and the cure is unknown.

https://www.youtube.com/watch?v=muuRJVght_E

https://en.wikipedia.org/wiki/Cinder_(novel)