| Answer | Crossword Clue |
|---|---|
| MACH | Flight-speed unit |
| SWIFT | Bird named for its flight speed |
| STAIRSTEP | Flight unit |
| STAIR | Flight unit |
| STEP | Flight unit |
| STAIR | Flight unit. |
| STAIR | Flight unit? |
| STEP | Unit of a flight of stairs |
| Answer | Crossword Clue |
|---|---|
| MACH | Flight-speed unit |
| SWIFT | Bird named for its flight speed |
| STAIRSTEP | Flight unit |
| STAIR | Flight unit |
| STEP | Flight unit |
| STAIR | Flight unit. |
| STAIR | Flight unit? |
| STEP | Unit of a flight of stairs |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.