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15-Letter Words With OSO

  • 20 words
  • All English dictionaries
  • Scrabble points
Dictionary

Popular 15-Letter Words With OSO

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

All 15-Letter Words With OSO 20 words

How often does OSO appear in fifteen-letter words?

Our combined English word list has 20 fifteen-letter words containing OSO. They average 23.6 points, the best is PSYCHOSOMIMETIC (31 points) and 70% end in S.

Total words
20
Average Scrabble score
23.6
out of 31 max
Everyday words
0%
common in ordinary English
Most common ending
S
70% of words

Most common last letters

  • s 70%
  • l 10%
  • y 10%

Top vowel pairs

  • ia30%
  • io20%
  • ie15%

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 fifteen-letter word containing OSO

p 3s 1y 4c 3h 4o 1s 1o 1m 3i 1m 3e 1t 1i 1c 3

P 3 + S 1 + Y 4 + C 3 + H 4 + O 1 + S 1 + O 1 + M 3 + I 1 + M 3 + E 1 + T 1 + I 1 + C 3 = 31 points

Double word
62 pts
Triple word
93 pts

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

psychosomimetic

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

  • Scrabble US
  • Scrabble UK
  • Words With Friends

Runners-up

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15-letter words containing…

Words containing OSO by length

Longer sequences containing OSO

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

Change the last letter of OSO

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 OSO in the middle of a word

15-Letter Words With OSO by the numbers

15-Letter Words With OSO FAQ

How many fifteen-letter words containing OSO are there?

There are 20 fifteen-letter words containing OSO 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 fifteen-letter word containing OSO?

PSYCHOSOMIMETIC is worth 31 points in Scrabble before any bonus squares. Other strong options are PHILOSOPHICALLY (30), UNPHILOSOPHICAL (27), ANTHROPOSOPHIES (25).

Which rare fifteen-letter words containing OSO score well?

Uncommon but valid choices include PSYCHOSOMIMETIC (31), UNPHILOSOPHICAL (27), ANTHROPOSOPHIES (25), ANTHROPOSOPHIST (25). Few players know them, so they can catch an opponent off guard.