Mullchild 

Derogatory term for people who have one black and one white parent or have ancestors who have black and white parents (Mulatto). Can also be used towards anyone who doesn't have stereotypically black or white skin like Latin-Americans.

"Woah, really? That's such a Mullchild thing to say."
"Lil pump is a typical drug-addict Mullchild."
"Short black hair artiffically painted to look blonde? You can't be more of a Mullchild, bro."

Mullchild by NotBadIntent August 19, 2018

Mudchild 

That's what you call a kid that's favorite activity is shitting alot.

Man, this kid is very disgusting! He is a mudchild!

Mudchild by fakebash October 21, 2011

molechild 

An insanely ugly person, usually hairy and/or disfigured in the face- male or female.

From the fact that someone half human and half mole would be ridiculously ugly.

Usually pronounced with the "o", with a slight sneer
ie: M -oooo-lechild.

Guy #1: Look, That girl is hot!
Guy #2: What?! Are you deranged?! She's a spiggin' molechild!

Person #1: "How was the party?"
Person #2: "Meh, There was a bunch of molechildren"

molechild by Clazza April 27, 2006