| Answer | Crossword Clue |
|---|---|
| RESEARCH | Delve deeply into |
| PLUMB | Delve deeply |
| PORE | Delve into |
| PRY | Delve (into) |
| DIG | Delve (into) |
| EXPLORE | Delve into |
| PROBE | Delve into |
| SEEK | Delve into |
| NTSB | It may delve into a derailment: Abbr. |
| Answer | Crossword Clue |
|---|---|
| RESEARCH | Delve deeply into |
| PLUMB | Delve deeply |
| PORE | Delve into |
| PRY | Delve (into) |
| DIG | Delve (into) |
| EXPLORE | Delve into |
| PROBE | Delve into |
| SEEK | Delve into |
| NTSB | It may delve into a derailment: Abbr. |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.