| Clue | Source | Date |
|---|---|---|
| Classification prefix meaning 'arrangement' | The Washington Post | 23 May 2018 |
| Classification prefix meaning "arrangement" | LA Times Daily | 23 May 2018 |
| Classification prefix meaning "arrangement" | ||
| Prefix meaning 'arrangement' | Wall Street Journal | 21 Nov 2015 |
| Prefix meaning "arrangement" | ||
| Biological prefix | ||
| Classification prefix | ||
| Classification prefix | ||
| Biological prefix | ||
| Biological prefix | ||
| Arrangement: Prefix |