| Word | Scrabble | WWF |
|---|---|---|
| OK (2) TWLCollinsWWF adjective: All right, permitted. [def] | 6 O (1) + K (5) | 6 |
| NO (2) TWLCollinsWWF [def] | 2 N (1) + O (1) | 3 |
| NU (2) TWLCollinsWWF noun: The letter of the Greek alphabet Ν and ν. [def] | 2 N (1) + U (1) | 4 |
| ON (2) TWLCollinsWWF verb: To switch on [def] | 2 O (1) + N (1) | 3 |
| UN (2) TWLCollinsWWF noun: One. [def] | 2 U (1) + N (1) | 4 |