OOS is valid in Collins, not in North America — 3 points
It depends on the list you play by. OOS is in Collins, used in the UK and most of the world, but it is not in the North American lists — so in a US or Canadian game an opponent can challenge it off the board. Worth 3 points. Words with Friends does accept it.
Which word lists accept OOS?
| Official Scrabble Players DictionaryUSA, Canada, Thailand | Not listed |
|---|---|
| Official Tournament and Club Word ListUSA, Canada, Thailand | Not listed |
| Collins Scrabble WordsEnglish in most countries | Valid |
| Words with FriendsZynga word list | Valid |
Word power: 50 / 100
Our own measure of how useful OOS is to know. It scores 3 from 3 tiles, takes 13 hooks, and its letters make up 6.7% of the bag. How this number is calculated
Hooks for OOS
Checked against OSPD, TWL, CSW, WWF.
How OOS scores
Face value of the 3 tiles in OOS, before any board multiplier.
Tiles you need
| Letter | Needed | In the bag |
|---|---|---|
| o | 2 | 8 |
| s | 1 | 4 |
Drawing exactly these 3 tiles as an opening rack: 1 in 1,444.
Words starting with OOS
13 longer words begin with OOS.
Words ending in OOS
Showing 24 of 116 words that end in OOS. Useful as a back hook: play OOS onto a word already on the board.
Words with OOS inside
Showing 24 of 322 words that contain OOS somewhere in the middle. Words that start with OOS are listed separately above, so nothing is repeated.
Shorter words from the letters in OOS
Common questions about OOS
- Is OOS valid in Words with Friends?
- Yes. Words with Friends accepts OOS, where it scores 3 points. That game keeps its own list, separate from the Scrabble dictionaries.
- How many points is OOS worth?
- OOS is worth 3 points in Scrabble and 3 points in Words with Friends.
- What letters can be added to OOS?
- OOS takes 13 hooks: 11 in front and 2 at the end.
Every word you can build from the 3 letters of OOS:
Open OOS in the Word Finder