Synonyms|71Antonyms|1|Broader|4Narrower|0Related|16

1 entry under hollow topic. ×

14
cavern(noun, concavity, cave, convex)
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APASmart Define. (2015). grotto thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/grotto/thesaurus/synonyms
ChicagoSmart Define. 2015. "grotto thesaurus" https://smartdefine.org/grotto/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, grotto thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/grotto/thesaurus/synonyms>.
MLASmart Define. "grotto thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/grotto/thesaurus/synonyms>