9 Letter Words That End in SIS

There are 125+ nine letter words ending in SIS in our English dictionary. Every nine-letter SIS-ending 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 ending in SIS.

Popular 9-Letter Words Ending in SIS

synthesis 15
diagnosis 11
anacrusis 11
coreopsis 13
diastasis 10
exosmosis 18
heliopsis 14
ixodiasis 17
katabasis 15
katharsis 16
kolbassis 15
metabasis 13

All 9-Letter Words Ending in SIS (85 words)

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How Common is SIS as an Ending 9 Letter word?

There are 125 9-letter words ending in SIS in English. The average Scrabble score here is 13.7.

Total Words
125
Avg Scrabble Score
13.7
Top Vowel Pairs
IA
IO

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9 Letter Words ending in SIS 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 with SIS.

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 SIS-Words in Scrabble

zymolysis 26
symphysis 22
synizesis 21
synchysis 20
psychosis 19
apophysis 19

What is the highest scoring word in Scrabble that ends with SIS?

26 Points

The highest scoring word in Scrabble that ends with SIS is zymolysis with a total of 26 points.

Z 10
Y 4
M 3
O 1
L 1
Y 4
S 1
I 1
S 1

FAQ 9 Letter Words That End in SIS

  • How many 9 letter words ending with SIS are in the English dictionary?

    There are 125 9-letter words in the English dictionary that end with SIS. The average Scrabble score across them is 13.7.

  • Are there any rare 9 letter words ending in SIS worth more in Scrabble?

    Yes. Uncommon 9-letter words like "zymolysis", "ixodiasis", "toxicosis", "synizesis" end with SIS and can score big thanks to their unusual letters. "zymolysis" is worth 26 points in Scrabble before any bonus tiles.

  • What are the most common 9 letter words ending in SIS?

    Everyday 9-letter words ending in SIS include "synthesis", "diagnosis", "anacrusis", "coreopsis", "diastasis".