Onomonophobia 

fear of reading words that are noises

Fred shit his pants while reading the lyrics for boom lay boom because he suffered some onomonophobia

Onomonophobia by 8bitmoshpit August 23, 2011

Orolonophobia 

A phobia that makes you scared of the letter o

“Guys look, it’s an orange ornament!”
AAAAAAAAAAAAAHHHHHHHHHHHG
“Oh, sorry I forgot you had orolonophobia.”

Orolonophobia by SomeGuy420691738 May 3, 2020

Leeroy Onomonopoeia Jenkins 

A talking raccoon skull named after the legendary hero of World Of Warcraft.When Sheep Hager found the skull one night, he made it talk by lifting up the top part of its skull like puppet.After about an hour,Sheep's cousin's girlfriend Julie named him Leeroy Jenkins,Sheep then added the Onomonopoeia to distiguish the 2 different Leeroy Jenkins.The next day an aparatus was made by Sheep,his cousin jake,and another cousins friend Bradley so a string could be pulled and his mouth would move.Leeroy is scared of unknown noises.Not much is known about Leeroy before he met Sheep,except that he claims to have been in the Vietnam War.

* loud noise *
Leeroy: what was that!?!?
Sheep: relax Leeroy its just an owl.

Leeroy:You better respect Leeroy Onomonopoeia Jenkins,i was in 'Nam.

Leeroy Onomonopoeia Jenkins by Sheep Hager June 16, 2010