| Highlands hill |
| Activity suggested by this puzzle's theme entries |
| Activity of many Americans |
| Activity of a ghost in a flat? |
| Chef's activity, at times |
| Activity dreaded by QB's |
| Activity requiring a crash course? |
| Activity at a doctor's office |
| French-speaking country where illegal activity runs rampant? |
| Frat brother's activity |
| Tummy sound — discover (an illicit activity) |
| Altruistic activity |
| Overnight activity and where it's done |
| Activity around the block |
| Activity in which stakes may be laid |
| Highlands hillside |
| Activity with a downward-facing dog |
| Activity discouraged by brands |
| Activity for speedsters |
| Activity that amuses |
| Activity-filled summer getaway places |
| Activity-tracking devices |
| Rancher's activity |
| Alpine activity |
| Regatta activity |
| Peak in the Scottish Highlands |
| Activity in which nothing is going on? |
| Activity with quite a drawing |
| Activity centers |
| Periods of inactivity |