The most common and most likely answer to this crossword clue is the 5 letter word SHALE which also is the latest solution we found used in LA Times in 2018.
Petroleum source crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters |
|---|---|---|
| SHALE | 100 % | 5 |
Words with a meaning similar to the clue: Petroleum source
These words may or may not be a possible solution to this crosswords clue.- shale
- strike
- energy
- arabia
- fuel
- gas
- oil
- oiler
- oilfield
- pipeline
- reservoir
- sand
Crossword Answer definitions
SHALE noun- A shell or husk; a cod or pod.
- A fine-grained sedimentary rock of a thin, laminated, and often friable, structure.
- To take off the shell or coat of.
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution