6.
supercalifragilisticexpialidocious
7.
pneumonoultramicroscopicsilicovolcanoconiosis
8.
Hippopotomonstrosesquippedaliophobia
9.
Floccinaucinihilipilification
10.
Pseudopseudohypoparathyroidism
11.
Antidisestablishmentarianism
12.
Aequeosalinocalcalinoceraceoaluminosocupreovitriolic
13.
LakeChargoggagoggmanchauggauggagoggchaubunagungamaugg
14.
pseudohypoparathyroidism
15.
Methylenedioxymethamphetamine
16.
Honorificabilitudinitatibus
18.
Eellogofusciouhipoppokunurious