| Answer | Crossword Clue |
|---|---|
| ETUDE | An exercise for Rubinstein |
| TOSKINTHECAT | Infinitive for an exercise. |
| ELECT | Exercise an option |
| OPT | Exercise an elective choice. |
| PRAXIS | Exercise of an art |
| STEP | Part of an aerobics exercise |
| GERBIL | Animal in an exercise wheel |
| TILTATWINDMILLS | Do an exercise in futility |
| ERGOMETER | Gauge on an exercise machine |
| ORGY | Hardly an exercise in restraint |
| HAMSTER | Pet in an exercise wheel |
| REP | One in an exercise set |
| USEIT | Start of an exercise buff's motto |
| FIREDRILL | Safety exercise prompted by an alarm |
| ANAEROBIC | Causing an oxygen debt, as exercise |
| STEP | Repeated cry in an exercise class |
| SWIM | Part of an exercise regimen, maybe |
