79 entries under defense topic. ×

6
ward(noun, cover, attack, position, spread)
5
rampart(noun, support, cover, position, guard)
5
screen(noun, cover, care, guard, shield)
5
stronghold(noun, support, cover, position, guard)
4
armament(noun, care, guard, shield, protection)
4
bulwark(noun, support, cover, position, care)
4
care(noun, charge, spread, guard, shield)
4
harbor(noun, place, cover, protection, screen)
4
support(noun, action, hold, control, strength)
3
barricade(noun, cover, position, guard, shield)
3
barrier(noun, support, care, guard, shield)
3
buffer(noun, care, guard, shield, protection)
3
custody(noun, charge, care, guard, shield)
3
resistance(noun, cover, position, care, guard)
3
wall(noun, cover, position, guard, shield)
2
answer
2
fortification(noun, support, cover, position, guard)
2
fortress(noun, support, cover, position, guard)
2
guarding(noun, charge, care, guard, shield)
1
return(noun, gain, earnings, profit)
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APASmart Define. (2016). security thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/security/thesaurus/synonyms
ChicagoSmart Define. 2016. "security thesaurus" https://smartdefine.org/security/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, security thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/security/thesaurus/synonyms>.
MLASmart Define. "security thesaurus" 29 February 2016. Web. 24 September 2026. <https://smartdefine.org/security/thesaurus/synonyms>