Longest Words Ever

pseudopseudohypoparathyroidism

An inherited disorder. 5th longest word (including disputed ones) in the english language.

antidisestablishmentarianism

Refers to a movement against the movement against money being supplied to the Anglican Church (the double "movement against" is not a typo).

pneumonoultramicroscopicsilicovolcanoconeosis

The longest word in a major dictionary. Technically a "fake word" (if you translated the parts of the word from latin/greek, it would refer to a lung disease caused by silicon particles entering the respiratory system), but it's in the dictionary.

titin

This one is disputed, but the chemical name of titin has 189,819 letters.

Lopawhatever

This one is so long I just did the first two syllables and "whatever". It is a fake dish invented by Aristophanes, an ancient greek playwright.