Trenches
Walls
Mutual synonyms
Both words in one sentence
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A series of 3-4 meter (12-15 foot) high metal fences, walls, armed guards, guard dogs, barbed wire, electric alarms, trenches, watchtowers, automatic guns and minefields.
Source: Useful Notes / Berlin Wall -
The ED Gruz and the UCS Mammoth can both carry out tasks like digging trenches and tunnels, building bridges and walls, etc.
Source: The Engineer - When dwarfs are digging trenches or building walls they have a universal preference for which side of the wall or trench they stand on while doing their work.
Cite this Source
Walls and Trenches. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/trenches/walls
Trenches & Walls. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/trenches/walls>.
Walls or Trenches. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/trenches/walls.
Google Ngram Viewer shows how "trenches" and "walls" have occurred on timeline