| Clue | Source | Date |
|---|---|---|
| Wells up | ||
| Sudden oscillations | ||
| Sudden power increases provide stimulus in the vessel (6) | ||
| Powerful rushes of an emotion (6) | ||
| Periods of high activity | USA Today | 05 Nov 2022 |
| Voltage spikes | Universal | 07 Jun 2022 |
| Intensifies suddenly | Universal | 22 Dec 2021 |
| Electrical spikes | Wall Street Journal | 17 May 2021 |
| Swells | The Washington Post | 02 May 2020 |
| Swells | LA Times Daily | 02 May 2020 |
| Sudden increases | ||
| Spikes in voltage | Eugene Sheffer | 23 Oct 2019 |
| Electrical rushes | The Washington Post Sunday | 23 Jun 2019 |
| Sharp increases | Newsday | 22 Apr 2018 |
| Swells | ||
| Sudden strong flows | Irish Times Simplex | 14 May 2015 |
| Swells | ||
| Voltage spikes | ||
| Wells forth | ||
| Voltage spikes | ||
| Electrical phenomena | ||
| Sudden increases | ||
| Sudden increases | ||
| Sudden increases | ||
| Has momentum | ||
| Sudden upswings | ||
| Increases suddenly | ||
| Billows | ||
| Quick bursts | ||
| Electrical phenomena | ||
| Strong swells | ||
| Billows | ||
| Seas. | ||
| Heaves. |