9 Letter Words Containing ISO

There are 147+ nine letter words with ISO in our English dictionary. Every nine-letter ISO word below is valid in the Scrabble (TWL and SOWPODS), Wordle, and Words With Friends dictionaries, sortable and ready for your next puzzle. You can also browse all words with ISO.

Popular 9-Letter Words With ISO

prisoners 11
disorders 11
isolation 9
poisoning 12
episodial 12
isobathic 16
isobronts 11
isobutene 11
isocratic 13
isogamous 12
isogonics 12
isomerism 13

All 9-Letter Words With ISO (108 words)

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How Common is ISO as a Middle 9 Letter word?

There are 147 9-letter words containing ISO in English. The average Scrabble score here is 12.9, with -S endings dominating (46% of them).

Total Words
147
Avg Scrabble Score
12.9
Most Common Ending (46%)
S
Top Vowel Pairs
OU
IE

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9 Letter Words with ISO are often very useful for word games like Scrabble and Words with Friends. This list will help you to find the top scoring words to beat the opponent. Word Finder by WordTips gives you a list of words ordered by their word game points of your choice. You might also be interested in 9 Letter Words starting with ISO.

Are you playing Wordle? Try our New York Times Wordle Solver or use the Include and Exclude features on our 9 Letter Words page when playing Dordle, WordGuessr or any other Wordle-like games. They help you guess the answer faster by allowing you to input the good letters you already know and exclude the words containing your bad letter combinations.

Highest-Scoring 9-Letter ISO-Words in Scrabble

isoenzyme 23
isomerize 20
isoniazid 19
isohydric 18
chemisorb 18
isocyclic 18

What is the highest scoring word in Scrabble that contains ISO?

23 Points

The highest scoring word in Scrabble that contains ISO is isoenzyme with a total of 23 points.

I 1
S 1
O 1
E 1
N 1
Z 10
Y 4
M 3
E 1
noun 1. each of two or more enzymes with identical function but different structure

FAQ 9 Letter Words With ISO

  • How many 9 letter words containing ISO are in the English dictionary?

    There are 147 9-letter words in the English dictionary that contain ISO. The average Scrabble score across them is 12.9.

  • Are there any rare 9 letter words containing ISO worth more in Scrabble?

    Yes. Uncommon 9-letter words like "isoniazid", "isomerize", "isoenzyme", "isobathic" contain ISO and can score big thanks to their unusual letters. "isoenzyme" is worth 23 points in Scrabble before any bonus tiles.

  • What are the most common 9 letter words containing ISO?

    Everyday 9-letter words containing ISO include "prisoners", "disorders", "isolation", "poisoning", "episodial".