nonsensicalism 

A system of beliefs and/or actions, based upon false and/or irrational notions.

People who believe the Earth is 6000 years old, because an ancient book of tales says so, while ignoring the overwhelming geologic evidence to the contrary, are engaging in nonsensicalism.

nonsensicalism by Peter the Catfish Eater. August 4, 2021

nonsensicality 

when someone or something is absolutely ridiculous, retarded, mental, psychotic, or doesn't make any sense. Often referring to someone who has an instability of the brain, or an uncanny gift to make others feel boring due to their complete normal behaviour.

Oh my god! that person doing the pony tail flip is showing so much nonsensicality!

nonsensicality by brynnska November 26, 2010

Nonsensiclism

The philosophy surrounding the idea that one may want to intentionally create a nonsensical or convoluted system simply because they enjoy it or find it humorous.

An example of Nonsensiclism: Designing a government form that grants amnesty on any crime committed. However, submitting said form counts as a capital offense.

Nonsensiclism by Eli Newport May 13, 2020

Nonsensiclysm 

Noun. A literal collision of things that do not make sense. It is a Portmanteau of "Nonsense" and "cataclysm", as in it is a disastrous amount of nonsense.

Person 1: Have you ever seen Doctor Who? I love the part where the green guy says "Live Long and Use the Force"

Person 2: Are you aware of the nonsensiclysm you have just unleashed upon the world?

Nonsensiclysm by Derpmaster69 September 14, 2013