32 entries under proof topic. ×

7
hermetic(adjective, tight, impervious)
4
airtight(adjective, tight, impervious, hermetic)
4
sealed(adjective, tight, impervious, hermetic)
4
tight(adjective, impervious, hermetic)
4
watertight(adjective, tight, impervious, hermetic)
3
airproof(adjective, tight, impervious, hermetic)
3
pressure-tight(adjective, tight, impervious, hermetic)
2
air-tight(adjective, tight, impervious, hermetic)
1
air-locked(adjective, tight, impervious, hermetic)
1
air-proof(adjective, tight, impervious, hermetic)
1
dampproof(adjective, tight, impervious, hermetic)
1
enclosed(adjective, tight, impervious, hermetic)
1
gas-tight(adjective, tight, impervious, hermetic)
1
gas proof(adjective, tight, impervious, hermetic)
1
gastight(adjective, tight, impervious, hermetic)
1
hermetically-impervious(adjective, tight, impervious, hermetic)
1
hermetically-sealed(adjective, tight, impervious, hermetic)
1
impermeable(adjective, tight, impervious, hermetic)
1
leaktight(adjective, tight, impervious, hermetic)
1
liquid-tight(adjective, tight, impervious, hermetic)
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APASmart Define. (2015). hermetical thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/hermetical/thesaurus/synonyms
ChicagoSmart Define. 2015. "hermetical thesaurus" https://smartdefine.org/hermetical/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, hermetical thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/hermetical/thesaurus/synonyms>.
MLASmart Define. "hermetical thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/hermetical/thesaurus/synonyms>