| Answer | Crossword Clue |
|---|---|
| RETRO | Cool once more |
| GROOVY | Cool, once |
| RAD | "Cool!", once |
| HEP | "Cool," once |
| RAD | "Cool!," once |
| HEP | Cool, once |
| BOSS | Cool, once |
| RAD | Cool, once |
| NEATO | Cool, once |
| FAROUT | "Cool!" equivalent, once |
| HEPCAT | Cool one, once |
| KEEN | What was once cool? |
