English Words With the Most Repeated Letters

Lori Dorn
October 13, 2026

Patrick Foote of Name Explain explored the fascinating world of long English words with unusually large numbers of repeated letters. He also examined scientific terminology and place names to see which words contain the most occurrences of individual letters.

Words can contain multiple of the same letter. From the two Ls of hello to the 3 As of bananas. But what word contains the most of each letter? We are finding this out today!

Lori Dorn

Lori is a Laughing Squid Contributing Editor based in New York City who has been writing blog posts for over a decade. She also enjoys making jewelry, playing guitar, taking photos and mixing craft cocktails.