Ixpert 

Those people who talk like they know what they're talking about. But they actually don't know shit.

My doctor is an expert, but my cousin Tommy is an ixpert

Ixpert by DJMaximum January 22, 2021

Ixpert 

A person who thinks they are a professional at something but are not

My friend Tommie is an Ixpert however my doctor is an Expert

Ixpert by Purypiton January 22, 2021

impertuviousness 

A state of being both haughty and obstinate. A word most often used by pseudo-intellectual people trying to come off as more literate than they actually are.

"I tire of your overt and egregious impertuviousness" said the professor, unaware that he himself was being impertuvious.

impertuviousness by antifederalism April 17, 2017

impertinent 

Not showing proper respect; rude.

After reading the #2 definition on Urban Dictionary, I thought, "this contributor is likely an impertinent character".

impertinent by Wills McWilly Face August 31, 2020

impertinent 

risk, arrogant, brazen

impertinent by Larstait November 6, 2003

impertinent 

Someone in need of having their panties pulled down and their bum turned a rosy red hue.

Talking back at your boyfriend when he is being nice is impertinent.

Some girls like being spanked, and are intentionally impertinent.

Impertinence towards faculty in traditional schools can have dire consequences.

impertinent by Melanie5 May 11, 2010

Imperturbable 

Unshakably calm and collected.Not easily excited or upset;marked by extreme calmness and composure.

Although he knew he was out numbered, Seeshoumaru remained Imperturbable as he showed no sign of fatigue or worry.

It more so describes me than Sess.
-nods to the truth-

Imperturbable by Shadow Prince December 9, 2005