1.
Pneumonoultramicroscopicsilicovolcanoconiosis
2.
Pseudopseudohypoparathyroidism
3.
Floccinaucinihilipilification
4.
Antidisestablishmentarianism
5.
Honorificabilitudinitatibus
6.
Dichlorodifluoromethane
7.
Supercalifragilisticexpialidocious
8.
Hippopotomonstrosesquippedaliophobia
9.
Electroencephalographically
11.
Psychoneuroendocrinological
12.
Immunoelectrophoretically
13.
Hepaticocholangiogastrostomy
14.
Antiestablishmentarianism