14
vulnerable(adjective, open, weak, poor, tender)
10
helpless(adjective, weak, poor, sad, unhappy)
9
defenceless
9
unprotected(adjective, weak, tender, raw, feeble)
8
naked(adjective, weak, tender, informal, bare)
7
indefensible(adjective, vulnerable, insecure, exposed, helpless)
7
unarmed(adjective, vulnerable, powerless, impotence)
7
weak(adjective, poor, tender, miserable, feeble)
6
exposed(adjective, weak, tender, raw, feeble)
6
undefended(adjective, vulnerable, insecure, unprotected, unguarded)
6
unguarded(adjective, weak, tender, loose, susceptible)
5
open(adjective, vulnerable, powerless, without protection)
5
pregnable(adjective, weak, tender, vulnerable, insecure)
5
untenable(adjective, vulnerable, exposed, helpless, impotence)
4
aidless
4
forlorn(adjective, hopeless, inconsolable)
4
poor(adjective, vulnerable, powerless, without protection)
4
unshielded(unstable, vulnerable, insecure, danger, dangerous)
4
vincible(adjective, weak, tender, vulnerable, impotence)
4
weaponless
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APASmart Define. (2015). defenseless thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/defenseless/thesaurus/synonyms
ChicagoSmart Define. 2015. "defenseless thesaurus" https://smartdefine.org/defenseless/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, defenseless thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/defenseless/thesaurus/synonyms>.
MLASmart Define. "defenseless thesaurus" 6 October 2015. Web. 20 September 2026. <https://smartdefine.org/defenseless/thesaurus/synonyms>