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13-Letter Words Ending in O

  • 10 words
  • All English dictionaries
  • Scrabble points
Dictionary

Popular 13-Letter Words Ending in O

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

All 13-Letter Words Ending in O 10 words

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

Our combined English word list has 10 thirteen-letter words ending in O. They average 17.9 points, the best is INCOMMUNICADO (22 points) and S is the most common first letter (30%).

Total words
10
Average Scrabble score
17.9
out of 22 max
Everyday words
0%
common in ordinary English
Most common first letter
S
30% of words

Most common first letters

  • s 30%
  • i 20%
  • a 10%

Top vowel pairs

  • ia10%
  • io10%
  • uo10%

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 O

i 1n 1c 3o 1m 3m 3u 1n 1i 1c 3a 1d 2o 1

I 1 + N 1 + C 3 + O 1 + M 3 + M 3 + U 1 + N 1 + I 1 + C 3 + A 1 + D 2 + O 1 = 22 points

Double word
44 pts
Triple word
66 pts

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

incommunicado

  1. adjectivewithout the means or right to communicate“a prisoner held incommunicado”
  • Scrabble US
  • Scrabble UK
  • Words With Friends

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Why endings like O matter

13-Letter Words Ending in O by the numbers

13-Letter Words Ending in O FAQ

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

There are 10 thirteen-letter words ending in O 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 O?

INCOMMUNICADO is worth 22 points in Scrabble before any bonus squares. Other strong options are CONTRAFAGOTTO (19), STACCATISSIMO (19), FORTISSISSIMO (18).

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

Uncommon but valid choices include CONTRAFAGOTTO (19), STACCATISSIMO (19), FORTISSISSIMO (18), STRATOVOLCANO (18). Few players know them, so they can catch an opponent off guard.