Definitions by Hagar the Grammarian

Oblivoron 

An oblivious moron.
Someone who does not intentionally try to anger others; he is simply oblivious to his surroundings or how his actions affect others.

He drives like there is no one else is on the road; he is such an Oblivoron.

Oblivoron by Hagar the Grammarian July 1, 2023

Garblish 

Garblish (from garbage & English)
Improper grammar

Few people use proper grammar these days; usage has degenerated to Garblish.

Garblish by Hagar the Grammarian July 1, 2023