Top 20 Longest English Words

(absurdly long words [like the chemical compound for titin], plural nouns, and non-English words are not on here). the thumbnail is a zoomed in picture of Long Island (get it?)

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Last updated: March 16, 2026

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First submitted	March 16, 2026
Times taken	21
Average score	30.0%
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Number of Characters	Answer
45	Pneumonoultramicroscopicsilicovolcanoconiosis
36	Hippopotomonstrosesquippedaliophobia
34	Supercalifragilisticexpialidocious
30	Pseudopseudohypoparathyroidism
30	Eellogofusciouhipoppokunurious
29	Floccinaucinihilipilification
28	Spectrophotofluorometrically
28	Antidisestablishmentarianism
27	Psychoneuroendocrinological
27	Honorificabilitudinitatibus

Number of Characters	Answer
25	Thyroparathyroidectomized
24	Laryngotracheobronchitis
24	Microspectrophotometries
23	Dichlorodifluoromethane
22	Counterrevolutionaries
21	Disproportionableness
20	Uncharacteristically
19	Incomprehensibility
19	Xenotransplantation
16	Trichotillomania