1
airtight
1
fireproof
1
flameproof
1
foolproof
1
hermetic
1
impervious
1
leakproof
1
noiseproof
1
proof
1
protected
1
punctureproof
1
resistant
1
secure
1
shatterproof
1
soundproof
1
tight
1
watertight
1
weatherproof
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APASmart Define. (2015). burglarproof thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/burglarproof/thesaurus/synonyms
ChicagoSmart Define. 2015. "burglarproof thesaurus" https://smartdefine.org/burglarproof/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, burglarproof thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/burglarproof/thesaurus/synonyms>.
MLASmart Define. "burglarproof thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/burglarproof/thesaurus/synonyms>