| Answer | Crossword Clue |
|---|---|
| EELS | They're hard to pin down |
| SLIPPERYASANEEL | Hard to pin down |
| ELUSIVE | Hard to pin down. |
| VAGUE | Hard to pin down |
| EELY | Hard to pin down |
| COY | Hard to pin down |
| DODGY | Hard to pin down |
| SHIFTY | Hard to pin down |
| ELUSIVE | Hard to pin down |
| EVASIVE | Hard to pin down. |
| EVASIVE | Hard to pin down |
| DODGIER | Relatively hard to pin down |
| ELECTRON | Hard-to-pin-down bit |
| EVASIVEION | Hard-to-pin-down particle? |
