- Definitions|2
- Thesaurus|92
- Abbreviations|0
27 entries under noun topic. ×
| cavern(hollow, concavity, cave, convex) | |
| cave(hole, concavity, convex, small cave) | |
| den(cave, small cave) | |
| hollow(cave, small cave) | |
| grot | |
| hole | |
| cove | |
| crypt | |
| antre | |
| cavity | |
| alcove(receptacle, concavity) | |
| bower | |
| arbor | |
| conservatory | |
| greenhouse | |
| subterrane | |
| chamber | |
| crag | |
| hermitage | |
| summerhouse |
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| APA | Smart Define. (2015). grotto thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/grotto/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "grotto thesaurus" https://smartdefine.org/grotto/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, grotto thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/grotto/thesaurus/synonyms>. |
| MLA | Smart Define. "grotto thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/grotto/thesaurus/synonyms> |