15-Letter Words With ISO
- 23 words
- All English dictionaries
- Scrabble points
All 15-Letter Words With ISO 23 words
How often does ISO appear in fifteen-letter words?
Our combined English word list has 23 fifteen-letter words containing ISO. They average 20.4 points, the best is ISOIMMUNIZATION (28 points) and 47.8% end in S.
- Total words
- 23
- Average Scrabble score
- 20.4
- out of 28 max
- Everyday words
- 0%
- common in ordinary English
- Most common ending
- S
- 47.8% of words
Most common last letters
- s 47.8%
- n 21.7%
- l 8.7%
Top vowel pairs
- io26.1%
- oi26.1%
- eo13%
Share of words where these two vowels sit side by side.
Rare words worth knowing
Valid in this dictionary but rarely seen in everyday English.
Highest-scoring fifteen-letter word containing ISO
i 1s 1o 1i 1m 3m 3u 1n 1i 1z 10a 1t 1i 1o 1n 1
I 1 + S 1 + O 1 + I 1 + M 3 + M 3 + U 1 + N 1 + I 1 + Z 10 + A 1 + T 1 + I 1 + O 1 + N 1 = 28 points
- Double word
- 56 pts
- Triple word
- 84 pts
Face value of the tiles, then the whole word on a double- or triple-word square (letter bonuses and bingos not included).
isoimmunization
No dictionary definition on file. This is a valid game word that standard dictionaries rarely cover.
- Scrabble US
- Scrabble UK
- Words With Friends
Runners-up
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15-letter words containing…
Words containing ISO by length
Longer sequences containing ISO
Each link adds one letter and keeps only combinations that have words.
Change the last letter of ISO
Trending word lists
Five-letter lists built from the letters of yesterday's Wordle answer. The set changes every day.
How to use this word list
Using ISO in the middle of a word
15-Letter Words With ISO by the numbers
15-Letter Words With ISO FAQ
How many fifteen-letter words containing ISO are there?
There are 23 fifteen-letter words containing ISO in our combined English word list. Other dictionaries give different totals, so switch dictionary at the top of the list to compare.
What is the highest-scoring fifteen-letter word containing ISO?
ISOIMMUNIZATION is worth 28 points in Scrabble before any bonus squares. Other strong options are DISORGANIZATION (26), SUPERVISORSHIPS (25), HYDROCORTISONES (24).
Which rare fifteen-letter words containing ISO score well?
Uncommon but valid choices include ISOIMMUNIZATION (28), DISORGANIZATION (26), SUPERVISORSHIPS (25), ANISOTROPICALLY (22). Few players know them, so they can catch an opponent off guard.