24 entries under expression topic. ×
| underground railroad(noun, idiom, network) | |
| underground railway(noun, idiom, line, track) | |
| elevated railway(noun, line, track, railway) | |
| rail line(noun, line, track, railway) | |
| streetcar line(noun, line, track, railway) | |
| trolley line(noun, line, track, railway) | |
| tube railway | |
| Rapid transit | |
| covered passageway(noun, channel, passageway) | |
| electron tube | |
| motor scooter | |
| motor scooter'(idiom, journey) | |
| off-road vehicle(idiom, journey) | |
| pedestrian underpass | |
| railway line | |
| railway system | |
| road book(idiom, journey) | |
| road map(idiom, journey) | |
| subway map(idiom, journey) | |
| thermionic tube |
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| APA | Smart Define. (2015). subway thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/subway/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "subway thesaurus" https://smartdefine.org/subway/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2015, subway thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/subway/thesaurus/synonyms>. |
| MLA | Smart Define. "subway thesaurus" 18 December 2015. Web. 20 September 2026. <https://smartdefine.org/subway/thesaurus/synonyms> |