3 entries under adverb topic. ×
| out-of-doors(noun, open, unconfined, outdoors) | |
| outdoors(noun, open, surface, exterior) | |
| outside(noun, open, surface, exterior) |
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| APA | Smart Define. (2015). open air thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/open_air/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "open air thesaurus" https://smartdefine.org/open_air/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, open air thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/open_air/thesaurus/synonyms>. |
| MLA | Smart Define. "open air thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/open_air/thesaurus/synonyms> |