61 entries under defense topic. ×

4
barrier
3
bank
3
bulwark
3
mound
2
barricade
2
dike
2
ditch
2
embankment
2
fence
2
moat
2
mole
2
parapet
2
portcullis
2
rampart
1
battlement
1
paling(noun, rule, stick, strip)
0
abatis
0
abattis
0
abbatis
0
balistraria
10 years ago|20k views|share |citing 
APASmart Define. (2015). boom thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/boom/thesaurus/synonyms
ChicagoSmart Define. 2015. "boom thesaurus" https://smartdefine.org/boom/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, boom thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/boom/thesaurus/synonyms>.
MLASmart Define. "boom thesaurus" 18 November 2015. Web. 26 September 2026. <https://smartdefine.org/boom/thesaurus/synonyms>