64 words can be made from the letters PERIOD. The highest-scoring word is DOPIER (9 points in Scrabble, 10 in Words With Friends). Longest word: 6 letters.
2 words use all 6 letters: DOPIER, PERIOD.
64 in total: 2 6-letter, 8 5-letter, 20 4-letter, 21 3-letter, 13 2-letter. Points are shown as Scrabble·Words With Friends base tile values without board multipliers.
| Letter | Scrabble | Words With Friends | Wordfeud |
|---|---|---|---|
| P | 3 | 4 | 4 |
| E | 1 | 1 | 1 |
| R | 1 | 1 | 1 |
| I | 1 | 1 | 1 |
| O | 1 | 1 | 1 |
| D | 2 | 2 | 2 |