| Word | Scrabble | WWF |
|---|---|---|
| SEI (3) TWLCollinsWWF [def] | 3 S (1) + E (1) + I (1) | 3 |
| ES (2) TWLCollinsWWF noun: The name of the Latin-script letter S. [def] | 2 E (1) + S (1) | 2 |
| IS (2) TWLCollinsWWF [def] | 2 I (1) + S (1) | 2 |
| SI (2) TWLCollinsWWF noun: A syllable used in solfège to represent the seventh note of a major scale. [def] | 2 S (1) + I (1) | 2 |