aerodynamicalness 

How smooth a vehicle slices through the atmosphere at any speed

There's only so much efficiency to be had with a vehicle that's "aerodynamicalness" is closer to being that of a peterbilt than it is a Honda civic.

aerodynamicalness by anonymous July 3, 2024

aerodynamicness 

An adjectival word for 'aerodynamic' used only by exceptionally gifted and talented users of the english language. This talent is usually evidenced by a superior record at spelling bees. In particular, grade 3 regionals.

"As for the streamers, i'm told they assist with my aerodynamicness."

aerodynamicness by Eugene Anthony January 28, 2008