3
armed
3
strong
2
all-conquering
2
defensible
2
invincible
2
invulnerable
2
powerful(adjective, strong)
2
protected
2
provide
2
unconquerable
1
defended
1
fortified
1
good
1
guarded
1
impregnable
1
safe
1
secure
1
unbeatable
1
unstoppable
0
abet
11 years ago|758 views|share |citing 
APASmart Define. (2015). defenseless thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/defenseless/thesaurus/antonyms
ChicagoSmart Define. 2015. "defenseless thesaurus" https://smartdefine.org/defenseless/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2015, defenseless thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/defenseless/thesaurus/antonyms>.
MLASmart Define. "defenseless thesaurus" 6 October 2015. Web. 23 September 2026. <https://smartdefine.org/defenseless/thesaurus/antonyms>