Base
Base noun - An immaterial thing upon which something else rests.
Observation post and base are semantically related. In some cases you can use "Observation post" instead a noun "Base".
Observation post
Observation post noun - An elevated post affording a wide view.
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Synonyms for Observation post
Base and observation post are semantically related. Sometimes you can use "Base" instead a noun phrase "Observation post".
Cite this Source
Observation post and Base. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/base/observation_post
Base & Observation post. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/base/observation_post>.
Observation post or Base. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/base/observation_post.
Google Ngram Viewer shows how "base" and "observation post" have occurred on timeline