61 entries under defense topic. ×

37
ditch(noun, verb, cut, remove, line)
18
dike(noun, cover, position, line, drain)
11
moat(noun, limit, drain, ditch)
9
fosse(noun, ditch, furrow)
6
dyke
6
palisade(noun, cover, position, guard, shield)
5
bulwark(noun, cover, position, guard, shield)
5
foxhole(noun, ditch)
4
bunker
4
entrenchment(noun, ditch)
4
stockade(noun, cover, position, guard, shield)
3
concealment
3
fortification(noun, cover, position, limit, guard)
3
shelter(noun, cover, position, guard, shield)
2
barricade(noun, cover, position, guard, shield)
2
barrier(noun, obstruction)
2
embankment(noun, cover, position, guard, shield)
2
fence(noun, cover, position, guard, shield)
2
parapet(noun, cover, position, guard, shield)
2
rampart(noun, cover, position, guard, shield)
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APASmart Define. (2015). trench thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/trench/thesaurus/synonyms
ChicagoSmart Define. 2015. "trench thesaurus" https://smartdefine.org/trench/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, trench thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/trench/thesaurus/synonyms>.
MLASmart Define. "trench thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/trench/thesaurus/synonyms>