67 entries under adjective topic. ×

1
leaktight(tight, proof, impervious, hermetic)
1
liquid-tight(tight, proof, impervious, hermetic)
1
miserly
1
nonleaking(tight, proof, impervious, hermetic)
1
pressureproof(tight, proof, impervious, hermetic)
1
pressurised(tight, proof, impervious, hermetic)
1
retentive(tight, proof, impervious, hermetic)
1
sealed-in(tight, proof, impervious, hermetic)
1
secured
1
totally enclosed(tight, proof, impervious, hermetic)
1
water-proof(tight, proof, impervious, hermetic)
1
water-tight(tight, proof, impervious, hermetic)
0
close-fitting
0
completely sealed(expression, tight)
0
dense(resistant, impervious, impenetrable, watertight)
0
drunk
0
fixed
0
impassable(dense, resistant, impervious, impenetrable)
0
nonporous(dense, resistant, impervious, impenetrable)
0
reclosable(tight, proof, impervious, hermetic)
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APASmart Define. (2015). airtight thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/airtight/thesaurus/synonyms
ChicagoSmart Define. 2015. "airtight thesaurus" https://smartdefine.org/airtight/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, airtight thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/airtight/thesaurus/synonyms>.
MLASmart Define. "airtight thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/airtight/thesaurus/synonyms>