Fastity 

Measurement of high speed

Woah that was fastity !

Fastity by Asia the great January 8, 2019

fastify 

a cry baby idiot who no one likes and he plays games while toxic

omg hes such a fastify

fastify by pluqsy August 23, 2020

Fatity 

The powerful waves of gravity that pulsate off of a abnormally and horrendously obese entity.

Oh no! I am being sucked into Collin's Fatity!

Fatity by Blahblah SkibSkab July 29, 2016

Fastily 

A fast girl, engages in sexual activity quickly.

That stank ass hoe ass fastily quick ass trick ass mark ass bitch fucked my boyfriend the day she met him.

Fastily by 1Browneyegirl October 9, 2022