15-Letter Words
Complete list of 15-letter English words. Browse, filter by pattern, and find the best plays for Scrabble, crosswords, and word games.
18 words found
15 Letter Words18
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About These Words
This list holds 18 words, running from 15 to 15 letters and averaging 15.0 letters apiece. The commonest length is 15 letters, covering 18 of them.
The letters that turn up in the most of these words are a (18), t (17), i (16), o (15), n (14). Vowels make up 39% of all the letters here, close to the usual balance for English.
For Scrabble, these words average 22.7 points before any board bonuses. The highest scorer is WHATCHAMACALLIT at 30, followed by CRYSTALLOGRAPHY, METHAMPHETAMINE and STRAIGHTFORWARD. 12 of them (67%) contain a letter worth four or more.
Length distribution
Frequently Asked Questions
How many 15-letter words are there?+
Our dictionary lists 18 15-letter words. They run from 15 to 15 letters, and 15-letter entries are the most common with 18 of them.
Which of these words scores highest in Scrabble?+
WHATCHAMACALLIT is the highest scorer at 30 points before board bonuses, ahead of CRYSTALLOGRAPHY, METHAMPHETAMINE and STRAIGHTFORWARD. The list averages 22.7 points per word, and 12 of them use a letter worth four or more.
What are the shortest 15-letter words?+
The shortest are AUTOTRANSFORMER, CINEMATOGRAPHER, CONFIDENTIALITY, CONGRATULATIONS and CRYSTALLOGRAPHY at 15 letters. Short words like these are the ones worth memorising — they are what let you squeeze a play into a tight board.
Are 15-letter words useful in word games?+
Vowels account for 39% of the letters across this list, roughly the usual balance for English. The letters appearing in the most of these words are A, T, I. Every word here is valid in standard English dictionaries, though individual games use their own official word lists.