A phychological condition rendering the victim unable to purchase a vehicle not powered by a Rotary engine. Many people with Wankelitis are Mazda fans. Severe cases may cause ranting on the ininefficiencies of the 4-Stroke Engine.
Because of my Wankelitis, I'm buying a Mazda RX-7 FD.
The fourth word in Lesson 1: Words as prepared by Dr Carl Gruver of the Institute of Going a Bit Red in Helsinki, to enable people to overcome being British.