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Natural underground reservoir. Crossword Clue
Here is the answer for the crossword clue Natural underground reservoir last seen in Guardian Speedy puzzle. We have found 40 possible answers for this clue in our database. Among them, one solution stands out with a 98% match which has a length of 7 letters. We think the likely answer to this clue is AQUIFER.
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Crossword Answer For Natural underground reservoir:
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40 Potential Answers:
| Rank | Answer | Length | Source | Date |
|---|---|---|---|---|
| 98% | AQUIFER Natural underground reservoir | (7) | The Guardian Speedy | Aug 11, 2019 |
| 98% | CENOTE Natural underground reservoir. | (6) | ||
| 3% | SEWER Underground conduit | (5) | Newsday | Dec 26, 2025 |
| 3% | SUMP Engine reservoir | (4) | The Telegraph Cross Atlantic | Dec 25, 2025 |
| 3% | MANMADE Not natural | (7) | The Telegraph Quick | Dec 20, 2025 |
| 3% | MAGMA Underground lava | (5) | USA Today | Dec 17, 2025 |
| 3% | WATER Reservoir contents | (5) | Newsday | Dec 16, 2025 |
| 3% | ORE Underground resource | (3) | Newsday | Nov 30, 2025 |
| 3% | TUBE Underground railway | (4) | The Telegraph Cross Atlantic | Nov 4, 2025 |
| 3% | SEAM Underground band | (4) | LA Times Daily | Nov 1, 2025 |
Last appeared together with the following clues in Guardian Speedy puzzle
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We found 40 solutions for Natural underground reservoir. The top solutions are determined by popularity, ratings and frequency of searches. The most likely answer for the clue is AQUIFER.
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