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Leakproof has 34 synonyms. The top synonyms for leakproof are airtight, ballproof, bombproof, bulletproof, burglarproof, corrosionproof, dampproof, dripproof and 26 more. Another word for leakproof is airtight. Browse the full list below.
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| Random | DefinitionA common synonym for leakproof is airtight. Other synonyms include ballproof, bombproof, bulletproof, burglarproof.
Leakproof has 34 synonyms listed on Thesaurasize.
(adj): Resistant to leaks; hermetic, sound; as of a dry cell battery
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