| Answer | Crossword Clue |
|---|---|
| PSI | Letter resembling a trident |
| PSI | Fraternity letter shaped like a trident |
| PSI | Greek letter that looks like a trident |
| PSI | Letter resembling a pitchfork |
| PSI | Trident-shaped letter |
| PSI | Trident-shaped Greek letter |
| PSI | Trident-shaped letter, in Rome |
