| Answer | Crossword Clue |
|---|---|
| advanced | Far on or ahead in development or progress |
| retarding | Delay or hold back in terms of progress, development, or accomplishment |
| milepost | notable point or significant event in the progress or development of something; milestone |
| backwater | A place or condition in which no development or progress is taking place |
| backwaters | A place or condition in which no development or progress is taking place |
