| Clue | Source | Date |
|---|---|---|
| Secondary list on a computer | Universal | 01 Jan 2025 |
| Second drop-down list, say | LA Times Daily | 29 Mar 2021 |
| Second drop-down list, say | The Washington Post | 29 Mar 2021 |
| Secondary list of options | Universal | 07 Apr 2016 |
| Secondary list on a PC | Thomas Joseph | 30 Mar 2016 |
| Secondary option list | ||
| Secondary list of options |