| Answer | Crossword Clue |
|---|---|
| monorails | MONORAIL, a railway running on one track |
| monorail | a railway running on one track |
| railed | one of a pair of parallel bars laid on a prepared track, roadway, etc, that serve as a guide and running surface for the wheels of a railway train, tramcar, etc |
| RACER | One running on a track, maybe |
| MILER | Specialist on a running track |
| tracks | The sport of running on such a track |
| trackless | (of a vehicle or component) Not running on a track or tracks |
| trolley | A low truck, usually without sides or ends, running on a railroad or a track in a factory |
| trolleys | A low truck, usually without sides or ends, running on a railroad or a track in a factory |
