Unscramble FA and you have 1 word, FA itself among them: it scores 5 in Scrabble and 5 in Words With Friends. 2 letters: 1 vowel and 1 consonant.
F4A1
By length, the words from FA split into 1 with 2 letters.
Trade one tile of FA for another and you can spell these 6 words:
More 2-letter words: starting with F · ending in A · all 2-letter words
Yes, in all three: Scrabble US and Scrabble UK accept FA, and the list Words With Friends is built on has it too.
| Game | Scrabble US | Scrabble UK | Words With Friends* |
|---|---|---|---|
| FA itself | Yes | Yes | Yes |
| Answers accepted (of 1) | 1 | 1 | 1 |
* From the list Words With Friends was built on; the game itself can differ.
Every game here accepts the answer.
These 12 words take every letter of FA plus a single extra one.