Ground
Ground noun - A small area of usually open land.
Open space and ground are semantically related. In some cases you can use "Open space" instead a noun "Ground".
Open space
Ground and open space are semantically related. Sometimes you can use "Ground" instead a noun phrase "Open space".
Both terms in one sentence
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Levels take place in open space, near the ground, or even near the surface of a sun, but the handling is always exactly the same.
Source: Old-School Dogfight - Mario would travel into space again in Super Paper Mario: Chapter 4's door leads into open space, and the bulk of the chapter consists of Mario attempting to find solid ground.
Source: Space Episode
Cite this Source
Open space and Ground. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/ground/open_space
Ground & Open space. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/ground/open_space>.
Open space or Ground. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/ground/open_space.
Google Ngram Viewer shows how "ground" and "open space" have occurred on timeline