0
air-tight
0
airtight
0
brassbound
0
caulked
0
continent
0
dripless
0
gas-tight
0
hermetic
0
incommunicative
0
ironclad
0
rainproof
0
reclosable
0
snug
0
tight
0
unassailable
0
uncommunicative
0
unobtainable
0
unshakable
11 years ago|13 views|share |citing 
APASmart Define. (2015). leakproof thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/leakproof/thesaurus/related
ChicagoSmart Define. 2015. "leakproof thesaurus" https://smartdefine.org/leakproof/thesaurus/related (accessed September 23, 2026).
HarvardSmart Define 2015, leakproof thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/leakproof/thesaurus/related>.
MLASmart Define. "leakproof thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/leakproof/thesaurus/related>