| Clue | Source | Date |
|---|---|---|
| Like the duffer in this puzzle? | New York Times | 19 Apr 2020 |
| Short of the mark, or a literal arrangement in each pair of answers | Universal | 23 Nov 2019 |
| Inadequate | ||
| Lacking the necessary skills | ||
| Lacking the necessary skills | ||
| Leaving something to be desired | ||
| Unwell. | ||
| Substandard |