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13-Letter Words Ending in IS

  • 111 words
  • All English dictionaries
  • Scrabble points
Dictionary

Popular 13-Letter Words Ending in IS

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

All 13-Letter Words Ending in IS 111 words

How common is IS at the end of thirteen-letter words?

Our combined English word list has 111 thirteen-letter words ending in IS. They average 20.4 points, the best is CHIQUICHIQUIS (41 points) and P is the most common first letter (14.4%).

Total words
111
Average Scrabble score
20.4
out of 41 max
Everyday words
1%
common in ordinary English
Most common first letter
P
14.4% of words

Most common first letters

  • p 14.4%
  • c 9.9%
  • h 9.9%

Top vowel pairs

  • io9%
  • ia8.1%
  • eo6.3%

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 thirteen-letter word ending in IS

c 3h 4i 1q 10u 1i 1c 3h 4i 1q 10u 1i 1s 1

C 3 + H 4 + I 1 + Q 10 + U 1 + I 1 + C 3 + H 4 + I 1 + Q 10 + U 1 + I 1 + S 1 = 41 points

Double word
82 pts
Triple word
123 pts

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

chiquichiquis

No dictionary definition on file. This is a valid game word that standard dictionaries rarely cover.

  • Scrabble US
  • Scrabble UK
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Why endings like IS matter

13-Letter Words Ending in IS by the numbers

13-Letter Words Ending in IS FAQ

How many thirteen-letter words ending in IS are there?

There are 111 thirteen-letter words ending in IS 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 thirteen-letter word ending in IS?

CHIQUICHIQUIS is worth 41 points in Scrabble before any bonus squares. Other strong options are TACHYPHYLAXIS (36), HETEROZYGOSIS (29), MYCOTOXICOSIS (29).

What are some common thirteen-letter words ending in IS?

Everyday examples include METAMORPHOSIS, MONONUCLEOSIS, POLIOMYELITIS, PSYCHOKINESIS, AMNIOCENTESIS. Sort the list by "Most common" to see the familiar words first.

Which rare thirteen-letter words ending in IS score well?

Uncommon but valid choices include CHIQUICHIQUIS (41), HETEROZYGOSIS (29), MYCOTOXICOSIS (29), HOMOMORPHOSIS (25). Few players know them, so they can catch an opponent off guard.