skullwiggler 

A skullwiggler is someone who is so annoying and frustrating that they give you a headache. It’s typically associated with anger. Best used in casual conversation.

Friend 1: Isn’t Bob just so annoying?
Friend 2: Yeah! He’s such a skullwiggler!

skullwiggler by Angsty_YouTube June 12, 2020

Skullniggery 

Skullniggery is the same as skullduggery except when done by niggers. This usually includes activities like drug dealing, rape, welfare fraud, and the other clandestine activities that niggers are infamous for.

Nigger 1: Yo mu'fuckan nigga, I hear Tyrel he like be cookin sum mu'fuckin dope but uh the mu'fuckin poli sho uh.
Nigger 2: Yo mu'fuckin dawg nigga homie, he be into like sum uh mu'fuckin skullniggery.
Nigger 1: Damn mu'fuckin nigga bitch dawg homie yo dawg dawg!

Skullniggery by HomieBillCosby May 23, 2018

Skulldiggery 

an act of something evil.

ex. dumbledore crashes into your kitchen and steals a sandwich you spent almost all day making. He runs away and eats it.

when you tell the police you say "it was an act of pure skulldiggery!"

Skulldiggery by MySammichWasStolenByDumbledore March 14, 2011

Skulldiggery 

Paleontology; the search for old bones.

While in the Olduvai plain, I engaged in a bit of skulldiggery.

Skulldiggery by Wico Iye Owaci January 7, 2012