| Clue | Source | Date |
|---|---|---|
| "____ --> | USA Today Quick | 12 Oct 2025 |
| Poison ivy, e.g | New York Times | 04 Feb 2018 |
| Poison ivy, e.g. | ||
| Chem. ending | ||
| Chemical suffix | ||
| Chem. ending | ||
| Chemical suffix | ||
| Hydrocarbon suffix | ||
| Chemical ending | ||
| Hydrocarbon: Suffix | ||
| Carbon: Suffix | ||
| Chemical suffix. | ||
| Chem. suffix |