| Answer | Crossword Clue |
|---|---|
| DELTA | Widening of the mouth? |
| AAR | The Lake of Thun is a widening of its course |
| ADCREEP | Widening of marketing venues |
| STENT | Widening agent in medicine |
| FANOUT | Disperse in ever-widening circles |
| SPIRAL | Continuous, widening increase or decrease. |
| TOLLPLAZA | Widening in a highway, maybe |
| ANGIO | Artery-widening procedure, for short |
