testicology 

The passionate study of all attributes and physiology of the male mammalian sex organs known as testicles!

Dan has just begun and is majoring the highly respected field of science called Testicology at medical school.

testicology by SupremeProfanity April 30, 2014

testicologist 

A gynecologist for men - i.e. a doctor who deals with testicles!

A ball doctor

A nut man

A bollock boffin

"Edward graduated medical school last year. Now he's working as a Testicologist"

testicologist by Geek in the Pink June 11, 2006

Tentacology 

The study of tentacles and other tentacle applications.

All Japanese manga writers are required to take a course in tentacology in order to properly tentacleize their creations.

Tentacology by NickyRodgers October 24, 2015

texticology 

texticology is the process whereby a message is examined, and translated into English;
or from any slanguage into your native tongue.

After she had done texticology on his message, she deduced that the message approximately translated as “how is your evening, my lady, are you free and do you want to have intimate relations with me?” To which she politely declined his offer.

texticology by PiXi3.P January 14, 2024