35 entries under snug topic. ×

14
safe(adjective, secure, harm, perfect, unaffected)
11
impregnable(adjective, strong, secure, resolute, safe)
8
protected(adjective, secure, perfect, safe, unaffected)
8
unassailable(adjective, strong, sound, secure, resolute)
6
inviolable(adjective, secure, perfect, safe)
5
impervious(adjective, secure, safe, unaffected, unyielding)
4
tight(adjective, close, strong, unaffected)
2
guarded(adjective, secure, perfect, safe)
2
safeguarded(adjective, secure, safe, intact)
2
sheltered(adjective, secure, safe, intact)
2
shielded(adjective, secure, perfect, safe)
1
buttoned up(expression, adjective, secure, safe)
1
cherished(adjective, secure, safe, intact)
1
free from danger(expression, idiom, secure, safe)
1
home-free(adjective, secure, safe, intact)
1
in safety(expression, adjective, secure, safe)
1
intact(adjective, secure, perfect, safe)
1
maintained(adjective, secure, safe, intact)
1
okay(adjective, secure, safe, intact)
1
out of danger(expression, idiom, secure, safe)
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APASmart Define. (2015). invulnerable thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/invulnerable/thesaurus/synonyms
ChicagoSmart Define. 2015. "invulnerable thesaurus" https://smartdefine.org/invulnerable/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, invulnerable thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/invulnerable/thesaurus/synonyms>.
MLASmart Define. "invulnerable thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/invulnerable/thesaurus/synonyms>