10
moat(noun, defense, ditch, furrow, inclosure)
8
dike(noun, defense, furrow, inclosure)
8
trench(noun, defense, ditch, furrow)
7
gutter(noun, ditch, furrow)
6
ditch(noun, defense, furrow, inclosure)
6
trough(noun, furrow)
5
channel(noun, furrow)
5
dyke(noun, defense, furrow, inclosure)
4
entrenchment(noun, defense)
3
bunker
3
canal
3
cut
3
foxhole(noun, defense)
2
bulwark
2
embankment(noun, defense)
2
furrow
2
kennel
2
sunk fence(expression, idiom, defense)
1
abri
1
approach trench
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APASmart Define. (2015). fosse thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/fosse/thesaurus/synonyms
ChicagoSmart Define. 2015. "fosse thesaurus" https://smartdefine.org/fosse/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, fosse thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/fosse/thesaurus/synonyms>.
MLASmart Define. "fosse thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/fosse/thesaurus/synonyms>