9 Letter Words That Start With OS

There are 50+ nine letter words beginning with OS in our English dictionary. Every nine-letter OS word below is valid in the Scrabble (TWL and SOWPODS), Wordle, and Words With Friends dictionaries, sortable and ready for your next puzzle. You can also browse all words starting with OS.

Popular 9-Letter Words Starting With OS

oscillate 11

osmometer 13

ossariums 11

osseously 12

ossicones 11

ossicular 11

ossifiers 12

ossuaries 9

ostensory 12

osteocyte 14

osteoderm 12

osteogens 10

All 9-Letter Words Starting With OS (30 words)

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How Common is OS as a Start 9 Letter word?

There are 50 9-letter words starting with OS in English. The average Scrabble score here is 12, with -S endings dominating (36% of them).

Total Words

Avg Scrabble Score

Most Common Ending (36%)

Top Vowel Pairs

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9 Letter Words Starting With

Words Starting With OS

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9 Letter Words beginning with OS are often very useful for word games like Scrabble and Words with Friends. This list will help you to find the top scoring words to beat the opponent. Word Finder by WordTips gives you a list of words ordered by their word game points of your choice. You might also be interested in 9 Letter Words with OS.

Are you playing Wordle? Try our New York Times Wordle Solver or use the Include and Exclude features on our 9 Letter Words page when playing Dordle, WordGuessr or any other Wordle-like games. They help you guess the answer faster by allowing you to input the good letters you already know and exclude the words containing your bad letter combinations.

Highest-Scoring 9-Letter OS-Words in Scrabble

ostracize 20

ossifying 16

osmometry 16

osmically 16

oscitancy 16

osteocyte 14

What is the highest scoring word in
Scrabble that starts with OS?

20 Points

The highest scoring word in Scrabble that starts with OS is ostracize with a total of 20 points.

O 1

S 1

T 1

R 1

A 1

C 3

I 1

Z 10

E 1

verb 1. exclude from a society or group

Synonyms:

excludeshunspurncold-shouldergive someone the cold shoulderrejectrepudiateboycottblackballblacklistcast offcast outshut outavoidignoresnubcut deadkeep at arm's lengthleave out in the coldbarbandebarbanishexileexpel

verb 2. (in ancient Greece) banish (an unpopular or overly powerful citizen) from a city for five or ten years by popular vote

Synonyms:

banishexiledeportevictexpatriatedismissdisplace

FAQ 9 Letter Words That Start With OS

How many 9 letter words starting with OS are in the English dictionary?

There are 50 9-letter words in the English dictionary that start with OS. The average Scrabble score across them is 12.
Are there any rare 9 letter words starting with OS worth more in Scrabble?

Yes. Uncommon 9-letter words like "ostracize", "ossicular", "ostracism", "ossifraga" start with OS and can score big thanks to their unusual letters. "ostracize" is worth 20 points in Scrabble before any bonus tiles.
What are the most common 9 letter words starting with OS?

Everyday 9-letter words starting with OS include "oscillate", "osmometer", "ossariums", "osseously", "ossicones".

Next to Words Start With OS

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