86 entries under defense topic. ×

16
ditch(noun, limit, channel, pit)
12
fosse(noun, ditch, furrow, inclosure)
12
trench(noun, limit, drain, ditch)
7
dike(noun, drain, ditch, channel)
7
barrier(noun, obstruction)
7
entrenchment
6
fence
5
barricade
4
dyke(noun, furrow, inclosure)
4
bank
4
boom
4
buffer
4
bulwark
4
bunker
4
defense
4
embankment
4
wall
3
foxhole
3
mole
3
rampart
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APASmart Define. (2015). moat thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/moat/thesaurus/synonyms
ChicagoSmart Define. 2015. "moat thesaurus" https://smartdefine.org/moat/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, moat thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/moat/thesaurus/synonyms>.
MLASmart Define. "moat thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/moat/thesaurus/synonyms>