Synonyms|150Antonyms|10|Broader|6Narrower|0Related|96

2 entries under underground topic. ×

12
tube(noun, line, track, railway)
11
subway(noun, line, track, railway)
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APASmart Define. (2015). metro thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/metro/thesaurus/synonyms
ChicagoSmart Define. 2015. "metro thesaurus" https://smartdefine.org/metro/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, metro thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/metro/thesaurus/synonyms>.
MLASmart Define. "metro thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/metro/thesaurus/synonyms>