The most ironically name word in the English language.
Hippopotomonstrosesquipedaliophobia is a very long word for the phobia of long words.
Pronunciation: /ˌhɪ.pə.pɒ.təˈmɒn.strəˌsɛ.skwɪ.pɪˈdeɪ.lɪəˌfoʊ.bɪə/ (From Wikipeter)
Gibby suffered from hippopotomonstrosesquipedaliophobia so he disliked the use of words of more than 4 syllables.
Someone who is fat beyond comprehension.
Yo you saw that guy on the scooter, he looked like a Pufferfish.