| Clue | Source | Date |
|---|---|---|
| Projects' risks? (8) | ||
| Daring undertakings | ||
| Speculative undertakings | Wall Street Journal | 17 Jun 2023 |
| Risky or daring undertakings | Irish Times Simplex | 19 Nov 2019 |
| Speculative undertakings | Wall Street Journal | 20 Nov 2018 |
| Risky enterprises | Thomas Joseph | 17 Sep 2018 |
| Opening ruse involved risks | ||
| Speculative undertakings | ||
| Opening ruse designed for risky undertakings | ||
| Fliers | ||
| Speculative moves | ||
| Speculative enterprises |