9
unkillable
5
scared
4
loyalty
4
vulnerable
3
sanctuary
2
important
2
wild
1
creative(adjective, original, innovative, inventive, originative)
1
foul
0
able
0
accentuated
0
adamant
0
agency
0
air-tight
0
alert
0
all-victorious
0
all powerful
0
all sufficient
0
almighty
0
ambiguous
<1234510>
11 years ago|154 views|share |citing 
APASmart Define. (2015). impregnable thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/impregnable/thesaurus/related
ChicagoSmart Define. 2015. "impregnable thesaurus" https://smartdefine.org/impregnable/thesaurus/related (accessed September 21, 2026).
HarvardSmart Define 2015, impregnable thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/impregnable/thesaurus/related>.
MLASmart Define. "impregnable thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/impregnable/thesaurus/related>