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Waterproof has 47 synonyms. The top synonyms for waterproof are watertight, tight, snug, hermetic, airtight, staunch, sealed, lightproof and 39 more. Another word for waterproof is watertight. Browse the full list below.
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| Random | DefinitionA common synonym for waterproof is watertight. Other synonyms include tight, snug, hermetic, airtight.
Waterproof has 47 synonyms listed on Thesaurasize.
(adj): unaffected by water; made of or covered with material that doesn't allow water in
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