Hippopotomonstrosesquippedaliophobia 

The fear of long words.

Girl 1: Hey remember in Mary Poppins when she sang that song, Supercalifragilisticexpialidocious?

Girl 2: AAAAAHH!!!!!!!!!!!!!! STOP IT!!!!!!!!!

Girl 1: Whoa, what's wrong? Do you have Hippopotomonstrosesquippedaliophobia?

Girl 2: STOP SAYING THOSE WORDS!!!!!!!!!!!!!!!

Hippopotomonstrosesquippedaliophobia by Anya likes spaghetti and bread November 26, 2013

hippopotomonstrosesquipedaliophobia 

the fear of long words, which, ironically, is so ridiculously long that even people without hippopotomonstrosesquipedaliophobia may get overwhelmed by it

Pam: so you have hippopotomonstrosesquipedaliophobia
Ellen: SHHH
Pam: *grins*
Ellen: don't you dare
Pam: iiiiiiiiiit's SUPERCALIFRAGILI--
Ellen: *runs away, screaming*

hippopotomonstrosesquipedaliophobia by fanwaffles March 23, 2015

hippopotomonstrosesquipedaliophobia 

The fear of long words (I'm not kidding)

George: Kaleidoscopical

Tom: HOLY FUCK

George: dude whats your problem your acting like you have hippopotomonstrosesquipedaliophobia

Tom: Dude seriously SHUT THE FUCK UP

hippopotomonstrosesquipedaliophobia by spencer hastings November 30, 2013

hippopotomonstrosesquippediliophobia

Phobia of big/long words

Teacher-does anybody know the definition oh hippopo...
Student-Dont sayit!!!
Teacher- what? Say hippopotomonstrosesquippediliophobia.
Student-ahhhhhhhh!

hippopotomonstrosesquippediliophobia by Dorksoun December 4, 2018

Hippopotawhore 

A girl who's extremely unattractive and fat who's rear resembles a hippo but she thinks she's hot. She will sleep with anything she can and will intentionally try to steal her friends guy regardless of how close she is to said friend.

Emily is such a hippopotawhore she totally chased Marc and lied about Liz til she wore him down.

Hippopotawhore by Arguile Avenger April 26, 2021

Hippopotami 

More than one Hippopotamus

The hippopotami at the zoo were fighting.

Hippopotami by Mary Sue Jackson June 27, 2003

hippopotomonstrosesquippedaliophobia 

It is actually the never ending fear of long words .
If you don't believe me look it up

Alice: So doc' is there anything wrong
Doc: I'm affraid you have hippopotomonstrosesquippedaliophobia
Alice: AAAAAAARGH MAKE IT STOP PLEASE NO AAAAAAAAARG
Doc: they should make an abreviation for this ...

hippopotomonstrosesquippedaliophobia by Rhinostril February 6, 2014