Clean
Clean adjective - Lacking contents that could or should be present.
Usage example: the ship returned with a clean hold
Unoccupied and clean are semantically related. In some cases you can use "Unoccupied" instead an adjective "Clean".
Unoccupied
Unoccupied adjective - Not held or filled or in use.
Clean and unoccupied are semantically related. Sometimes you can use "Clean" instead an adjective "Unoccupied".
Both words in one sentence
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All of the Hyperion areas have a very modern, clean, white/yellow paint job and look neat and orderly, especially the interior of Hyperion buildings and the as-yet-unoccupied city of Opportunity.
Source: Ascetic Aesthetic
Cite this Source
Unoccupied and Clean. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/clean/unoccupied
Clean & Unoccupied. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/clean/unoccupied>.
Unoccupied or Clean. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/clean/unoccupied.
Google Ngram Viewer shows how "clean" and "unoccupied" have occurred on timeline