| Train unit |
| Train part |
| Coach, e.g. |
| Sleeper, say |
| Track roller |
| Track runner |
| Tram, for one |
| Trolley, e.g. |
| Freight carrier |
| Train component |
| Tracked vehicle |
| Hobo transporter |
| Training wheels? |
| Track-team member |
| Vehicle on tracks |
| Vehicle on a track |
| Transport on tracks |
| Part of a track team? |
| Caboose, for instance |
| It hooks up to an engine |
| Coach involved in training |
| Plymouth passenger carrier |
| Self-propelled transit unit |
| Bad thing to go off track on? |
| Vehicle that's right on track? |