| İspanyolca | İngilizce | |
|---|---|---|
| Engineering | ||
| Engineering | ferrocarril subterráneo | underground |
| Engineering | ferrocarril subterráneo | subway |
| Technical | ||
| Technical | ferrocarril subterráneo | subway |
| Technical | ferrocarril subterráneo | tube |
| Transportation | ||
| Transportation | ferrocarril subterráneo | subway |
| Railway | ||
| Railway | ferrocarril subterráneo [m] | subway [us] |
| Railway | ferrocarril subterráneo [m] | underground [uk] |
| Railway | ferrocarril subterráneo [m] | underground railway [uk] |
| Railway | ferrocarril subterráneo | underground [uk] |
| Railway | ferrocarril subterráneo | underground railway [uk] |
| Railway | ferrocarril subterráneo | subway [us] |
| Railway | ferrocarril subterráneo | underground railroad [us] |
