| Lemon zest source |
| Comfort-food source |
| Fertilizer ingredients |
| Supernatural |
| Adams apple source |
| A primary source for Scandinavian mythology |
| Composite Index source |
| Natural ingredient in Kleenex Soothing Lotion tissues |
| A source of aluminum |
| Craps naturals |
| Andean wool sources |
| Avian sources of red meat |
| Agent's information source |
| Resource for working parents |
| Disreputable source |
| Mobile source of criticism |
| A source of mother-of-pearl |
| Accumulated resources. |
| Subterranean sugar source |
| All-natural abode |
| U.S.'s most abundant energy source |
| A source of mistakes |
| Adjustable light source |
| Source of the meteors in a meteor shower |
| A Mississippi source |
| Breakfast fiber source |
| Actress who met her current husband amid a natural disaster, mirroring her recent role in "The Mountain Between Us": 2 wds. |
| Naturalist John's family |
| Reliable source of income |
| Cider source |