hippopotomonstrosesquipedaliophobia 

Fear of large words.

Doctor: I see the prob.
Man: What is it?
Doctor: You have hippopotomonstrosesquipedaliophobia.
(Man freaks out)

hippopotomonstrosesquipedaliophobia by what-turndown4 March 21, 2015

hippopothomas 

Hippopothomas is a term used to describe some one who is very fat, eats too much and is very greedy.
It comes from the boy Tom Lewis who was as fat as a Hippo.

Stop being such a hippopothomas!

hippopothomas by Plogzilla May 20, 2016

Hippopotomonstrosesquippedaliophobia 

Who cares!! We're all going to die anyway!!!!!!!!!

Hippopotomonstrosesquippedaliophobia: A fear of long words (someone was obviously very devious at picking this word out!)

Hippopotomonstrosesquippedaliophobia by pcrmc1 January 31, 2008

Hippopotomontrossesquippedaliaphobia 

Fear of long words; scared of long words

he suffers from hippopotomonstrossesquippedaliaphobia.

Hippopotomontrossesquippedaliaphobia by Jeff February 27, 2005

Hippopotomonstrosesquippedaliophobia 

Someone who has a fear of long words

Shes got Hippopotomonstrosesquippedaliophobia

Hippopotomonstrosesquippedaliophobia by dipshit bitch June 11, 2006

Hippopotomonstrosesquipedaliophobics 

Person with fear of very long words.

Hippopotomonstrosesquipedaliaphobics
Hippopotomonstrosesquipedaliophobics might want to stay away from Friday's presentation of the 2008 Scripps National Spelling Bee, which starts at 8 P.M. on ABC.
-From the San Francisco Chronicle, May 25, 2008. Ironic note: The Chronicle misspelled the word with ...quippe... Spelling spelling corrected in example

Hippopotomonstrosesquipedaliophobics by Gary Lindsay May 26, 2008

Hippopotomonstrosesquipedaliophobia 

the stupid fear of long words

brandon has Hippopotomonstrosesquipedaliophobia
Tim's girlfriend has Hippopotomonstrosesquipedaliophobia thats crazy

Hippopotomonstrosesquipedaliophobia by Hippopotomonstrosesquipedaliop September 29, 2010