OS — Is OS a Scrabble Word?
OS is a two-letter word. This page checks dictionary validity and scores for Scrabble US/Canada and Words With Friends.
Word game validity
Scores are base tile values, before board multipliers. This is a word-game validity check, not a general dictionary definition.
Score breakdown
O = 1 + S = 1 = 2 points in Scrabble. OS is a common English word. On a triple-word square it is worth 6 points; in Words With Friends it scores 2 base points.
Hooks: add one letter to OS
Hooks let you play a word alongside OS and score both. OS takes 10 front hooks and 1 back hook.
Front hooks (letter + OS)
- BOS5
- COS5
- DOS4
- GOS4
- HOS6
- KOS7
- MOS5
- NOS3
- SOS3
- WOS6
Back hooks (OS + letter)
- OSE3
Reversed, OS becomes SO, which is also valid.
3 letter words containing OS (11)
- COS5
- DOS4
- NOS3
- MOS5
- SOS3
- BOS5
- KOS7
- HOS6
- GOS4
- OSE3
- WOS6
4 letter words starting with OS (3)
- OSAR4
- OSES4
- OSSA4
5 letter words starting with OS (5)
- OSIER5
- OSMIC9
- OSMOL7
- OSSIA5
- OSTIA5
About this word check
Two-letter words like OS are the glue of Scrabble: they let you play parallel to other words and score in two directions. Learn its hooks above, then compare it with the other two-letter words. Use the 2 letter words list to compare related words, or the word finder to search your rack.
Frequently asked questions
Is OS a Scrabble word?
Yes. OS is valid in TWL06 and scores 2 points.
Is OS valid in Words With Friends?
Yes. OS is in the ENABLE word list and scores 2 WWF points.
How many points is OS?
It scores 2 points in Scrabble and 2 points in Words With Friends.
Is OS a two-letter word?
Yes. OS has two letters.
What words can you make by adding a letter to OS?
Front hooks: BOS, COS, DOS, GOS, HOS, KOS, MOS, NOS, SOS, WOS. Back hooks: OSE.
How is OS scored?
O = 1 + S = 1 = 2 points in Scrabble, before premium squares.