Proof and Watertight

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Proof adjective - (used in combination or as a suffix) able to withstand.

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Watertight and proof are semantically related In some cases you can use "Watertight" instead an adjective "Proof".

Nearby Words: proofed, proofing

Watertight adjective - Not allowing water to pass in or out.

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Proof and watertight are semantically related in sealed topic. Sometimes you can use "Proof" instead an adjective "Watertight".

Cite this Source

Watertight and Proof. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/proof/watertight

Proof & Watertight. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/proof/watertight>.

Watertight or Proof. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/proof/watertight.

Google Ngram Viewer shows how "proof" and "watertight" have occurred on timeline