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13-Letter Words Starting With OST

  • 16 words
  • All English dictionaries
  • Scrabble points
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All 13-Letter Words Starting With OST 16 words

How common is OST at the start of thirteen-letter words?

Our combined English word list has 16 thirteen-letter words that start with OST. They average 17.6 points, the best is OSTEICHTHYANS (24 points) and 81.3% end in S.

Total words
16
Average Scrabble score
17.6
out of 24 max
Everyday words
0%
common in ordinary English
Most common ending
S
81.3% of words

Most common last letters

  • s 81.3%
  • e 6.3%
  • l 6.3%

Top vowel pairs

  • eo81.3%
  • ie18.8%
  • ei12.5%

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 that starts with OST

o 1s 1t 1e 1i 1c 3h 4t 1h 4y 4a 1n 1s 1

O 1 + S 1 + T 1 + E 1 + I 1 + C 3 + H 4 + T 1 + H 4 + Y 4 + A 1 + N 1 + S 1 = 24 points

Double word
48 pts
Triple word
72 pts

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

osteichthyans

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

  • Scrabble US
  • Scrabble UK
  • Words With Friends

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13-Letter Words Starting With OST by the numbers

13-Letter Words Starting With OST FAQ

How many thirteen-letter words that start with OST are there?

There are 16 thirteen-letter words that start with OST 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 that starts with OST?

OSTEICHTHYANS is worth 24 points in Scrabble before any bonus squares. Other strong options are OSTEOGRAPHIES (19), OSTREOPHAGIES (19), OSTREOPHAGOUS (19).

Which rare thirteen-letter words that start with OST score well?

Uncommon but valid choices include OSTEICHTHYANS (24), OSTEOGRAPHIES (19), OSTREOPHAGIES (19), OSTREOPHAGOUS (19). Few players know them, so they can catch an opponent off guard.