Airtight Thesaurus / Synonyms

- Definitions|1
- Thesaurus|454
- Abbreviations|0

Synonyms|159 Antonyms|47|Broader|4 Narrower|4 Related|240

7 entries under verb topic. ×

15	hermetic(adjective, tight, proof, closed)
7	closed(adjective, closed, enclosed, sealed)
3	secure(adjective, closed)
3	shut(adjective, closed, sealed)
1	clenched
1	unopened
1	up

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APA	Smart Define. (2015). airtight thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/airtight/thesaurus/synonyms
Chicago	Smart Define. 2015. "airtight thesaurus" https://smartdefine.org/airtight/thesaurus/synonyms (accessed September 27, 2026).
Harvard	Smart Define 2015, airtight thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/airtight/thesaurus/synonyms>.
MLA	Smart Define. "airtight thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/airtight/thesaurus/synonyms>

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adjective certain closed dense expression hermetic idiom impassable impenetrable impervious indisputable noun proof resistant sealed sound tightverbwaterproof watertight