Synonyms|13Antonyms|0|Broader|0Narrower|0Related|0

5 entries under surface topic. ×

4
hypogeal(adjective, underground, subterranean)
4
hypogean(adjective, underground, subterranean)
3
subterrestrial(adjective, underground)
2
subterranean(adjective, underground)
1
underground
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APASmart Define. (2013). hypogeous thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/hypogeous/thesaurus/synonyms
ChicagoSmart Define. 2013. "hypogeous thesaurus" https://smartdefine.org/hypogeous/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2013, hypogeous thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/hypogeous/thesaurus/synonyms>.
MLASmart Define. "hypogeous thesaurus" 17 June 2013. Web. 23 September 2026. <https://smartdefine.org/hypogeous/thesaurus/synonyms>