| Clue | Source | Date |
|---|---|---|
| Probe | Newsday | 17 Jul 2025 |
| Start eating heartily | ||
| Investigate: 2 wds. | Commuter | 01 Feb 2025 |
| Maintain one's position to closely study... | ||
| Examine rogue doing it (3,4) | ||
| Investigate, probe (3,4) | ||
| Investigate | Thomas Joseph | 26 Dec 2022 |
| Start, as a meal | New York Times | 22 Jul 2020 |
| Start eating | Eugene Sheffer | 05 Dec 2019 |
| Start a probe about | The Washington Post | 03 Oct 2016 |
| Explore deeply | New York Times | 27 Dec 2015 |
| Explore deeply | ||
| Tackle, as a difficult subject | ||
| Rigorously research | ||
| Start chowing down | ||
| Investigate | ||
| Go to work on | ||
| Probe | ||
| Probe | ||
| Research | ||
| Start eating | ||
| Investigate | ||
| Investigate |