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9-Letter Words With SIS

  • 172 words
  • All English dictionaries
  • Scrabble points
Dictionary

Popular 9-Letter Words With SIS

The most familiar words on this list, with their Scrabble scores.

All 9-Letter Words With SIS 172 words

How often does SIS appear in nine-letter words?

Our combined English word list has 172 nine-letter words containing SIS. They average 13 points, the best is ZYMOLYSIS (26 points) and 83.7% end in S.

Total words
172
Average Scrabble score
13
out of 26 max
Everyday words
9%
common in ordinary English
Most common ending
S
83.7% of words

Most common last letters

  • s 83.7%
  • t 4.7%
  • e 4.1%

Top vowel pairs

  • ia8.1%
  • io2.9%
  • eo2.3%

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 nine-letter word containing SIS

z 10y 4m 3o 1l 1y 4s 1i 1s 1

Z 10 + Y 4 + M 3 + O 1 + L 1 + Y 4 + S 1 + I 1 + S 1 = 26 points

Double word
52 pts
Triple word
78 pts

Face value of the tiles, then the whole word on a double- or triple-word square (letter bonuses and bingos not included).

zymolysis

  1. nouna process in which an agent causes an organic substance to break down into simpler substances; especially, the anaerobic breakdown of sugar into alcohol
  • Scrabble US
  • Scrabble UK
  • Words With Friends

Runners-up

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Words containing SIS by length

Longer sequences containing SIS

Each link adds one letter and keeps only combinations that have words.

Change the last letter of SIS

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 SIS in the middle of a word

9-Letter Words With SIS by the numbers

9-Letter Words With SIS FAQ

How many nine-letter words containing SIS are there?

There are 172 nine-letter words containing SIS 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 nine-letter word containing SIS?

ZYMOLYSIS is worth 26 points in Scrabble before any bonus squares. Other strong options are SYMPHYSIS (22), SYNIZESIS (21), SYNCHYSIS (20).

What are some common nine-letter words containing SIS?

Everyday examples include ASSISTANT, SYNTHESIS, DIAGNOSIS, INSISTING, PARALYSIS, ASSISTING, RESISTANT, PROGNOSIS. Sort the list by "Most common" to see the familiar words first.

Which rare nine-letter words containing SIS score well?

Uncommon but valid choices include SYNIZESIS (21), SYNCHYSIS (20), EMPHLYSIS (19), EKPHRASIS (18). Few players know them, so they can catch an opponent off guard.