Fortifications
Obstructions and fortifications are semantically related. In some cases you can use "Obstructions" instead a noun "Fortifications".
Obstructions
Fortifications and obstructions are semantically related. Sometimes you can use "Fortifications" instead a noun "Obstructions".
Mutual synonyms
Both words in one sentence
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Engineers in Civil War Generals 2 build and remove obstructions, fortifications, and bridges, but are poor fighters.
Source: The Engineer
Cite this Source
Obstructions and Fortifications. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/fortifications/obstructions
Fortifications & Obstructions. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/fortifications/obstructions>.
Obstructions or Fortifications. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/fortifications/obstructions.
Google Ngram Viewer shows how "fortifications" and "obstructions" have occurred on timeline