Synonyms|32Antonyms|2|Broader|1Narrower|0Related|12
4
tight(adjective, immobile, decided, sealed, unmovable)
3
watertight(adjective, fast, short, tight, uncomfortable)
2
airtight
2
close
2
fast
2
snug
2
waterproof
1
firm
1
hermetic
1
compact
1
lightproof
1
sealed
1
staunch
1
windproof
0
close-fitting
0
clumped
0
cramping
0
fixed
0
fractured
0
impenetrable
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APASmart Define. (2015). hermetically sealed thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/hermetically_sealed/thesaurus/synonyms
ChicagoSmart Define. 2015. "hermetically sealed thesaurus" https://smartdefine.org/hermetically_sealed/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, hermetically sealed thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/hermetically_sealed/thesaurus/synonyms>.
MLASmart Define. "hermetically sealed thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/hermetically_sealed/thesaurus/synonyms>