melloristic 

A derogatory term for a person who, although intelligent, often behaves in an incorrigible or immature manner. Alternatively used to describe incorrigible or intolerable behavior with the intention of reprimanding.

Although the melloristic child failed to complete his homework, he still pulled an A on the test.
The student demonstrated a melloristic disregard for his abilities by failing to complete his homework.

melloristic by Rising_Tide December 31, 2016

meliorist 

The belief that improvement of society depends on human effort

i am a meliorist and tomorrow will be different

meliorist by @german_wm October 4, 2013

Mildorism 

An attempt to pass off incorrect usage or misspelling of a word or phrase as slang unique to one's own region. Most frequently used when the two people conversing do not live in close proximity to one another.

"You're a real donkie, you know that, Taylor?"
"Donkie? You mean, 'donkey'."
"No, I mean donkie. We say it all the time in Ontario, though I wouldn't expect you to know that."
"Mm. Well, Hannah is from Ontario and she's never used it before."
"Oh yeah? Hannah is from Toronto. We only use it in Scarborough."

Mildorism by RaspberryFoxtrot September 7, 2005

meliotis 

He's a character from the,'7 Deadly sins' the anime. He loves his friends and will give his life for them. Especially if thay have huge tits or ass

Know one can kill meliotis

meliotis by GalixyH December 9, 2017

meliorama

A name given to anyone who is dramatic, manipulative, horribly overweight and lies through their teeth. Also frequents urban exploration forums despite being hated and lingers like a bad odour.

God, look at that meliorama over there. She stinks of cheap perfume and sweat.

meliorama by BioHazard565 May 6, 2009

Melonism 

A group filled with Melon worshipers who smite the non Melon lovers

“Do you want to join Melonism and worship melons”
“No”
“MELON MAN, SMITE HIM!”

Melonism by Holy Knight of the melons June 22, 2022

Melinism 

The religion Melinism refers to worship of the goddess Melanie. Only devout followers such as high priest Bryan may even lay their eyes upon her beauty without bursting into flames.

“O’ Goddess Melanie, bless thee power upon thy servants of thee religion Melinism, grant us fortune and love eternal”

Melinism by Mod1954 July 28, 2022