| Answer | Crossword Clue |
|---|---|
| MINER | Underground worker |
| COALMINER | Underground worker |
| CAVER | Underground worker |
| MINER | Underground worker. |
| SPY | Underground worker. |
| SPY | Underground worker |
| ANT | Underground worker |
| MINER | Underground worker, perhaps |
| COALMINER | Underground shaft worker |
| DETERMINER | One concluding check on underground worker (10) |
