1 entry under watertight topic. ×

3
penetrable(adjective, enigmatical)
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APASmart Define. (2015). airtight thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/airtight/thesaurus/antonyms
ChicagoSmart Define. 2015. "airtight thesaurus" https://smartdefine.org/airtight/thesaurus/antonyms (accessed October 1, 2026).
HarvardSmart Define 2015, airtight thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/airtight/thesaurus/antonyms>.
MLASmart Define. "airtight thesaurus" 14 April 2015. Web. 1 October 2026. <https://smartdefine.org/airtight/thesaurus/antonyms>