| Answer | Crossword Clue |
|---|---|
| SPIKE | Sudden upturn, as in sales |
| BREAKTHROUGH | Sudden advance, as in science |
| Answer | Crossword Clue |
|---|---|
| SPIKE | Sudden upturn, as in sales |
| BREAKTHROUGH | Sudden advance, as in science |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.