51 entries under adjective topic. ×

1
totally enclosed(tight, proof, impervious, hermetic)
1
under cover(expression, obscure, dark, isolated)
1
unrevealed(obscure, dark, unknown, hidden)
1
water-proof(tight, proof, impervious, hermetic)
1
water-tight(tight, proof, impervious, hermetic)
1
waterproof(tight, proof, impervious, hermetic)
0
deep
0
impenetrable
0
profound
0
reclosable(tight, proof, impervious, hermetic)
0
tighter
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APASmart Define. (2015). hermetical thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/hermetical/thesaurus/synonyms
ChicagoSmart Define. 2015. "hermetical thesaurus" https://smartdefine.org/hermetical/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, hermetical thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/hermetical/thesaurus/synonyms>.
MLASmart Define. "hermetical thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/hermetical/thesaurus/synonyms>