ZZZ (used to represent the sound of a person snoring.) That is an onomatopoeia. So it is technically not a word. It is actually zyzzyva, a South American weevil that tends to infect plants.
That would be:
superkalafradgilisticexpialidoshis
That word means crazy or funny in a weird language.
Another Answer:
antidisestablishmentarianism
the principles of those who oppose the...