55 entries under noun topic. ×
| metro(line, track, underground, railway) | |
| underground(adjective, railroad) | |
| tube(line, track, hole, channel) | |
| underpass | |
| underground railroad(expression, idiom, network) | |
| underground railway(expression, idiom, line, track) | |
| tunnel(opening, gap, channel, pipe) | |
| railroad(line, track) | |
| railway(line, track) | |
| burrow(channel, passageway) | |
| subway system | |
| hole(channel, passageway) | |
| chute | |
| roadway | |
| elevated railway(expression, line, track, railway) | |
| line(drive, way, course, opening) | |
| monorail(line, track, railway) | |
| rail(line, track) | |
| rail line(expression, line, track, railway) | |
| streetcar line(expression, line, track, railway) |
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| APA | Smart Define. (2015). subway thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/subway/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "subway thesaurus" https://smartdefine.org/subway/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2015, subway thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/subway/thesaurus/synonyms>. |
| MLA | Smart Define. "subway thesaurus" 18 December 2015. Web. 27 September 2026. <https://smartdefine.org/subway/thesaurus/synonyms> |