Proof
Proof adjective - (used in combination or as a suffix) able to withstand.
Rainproof and proof are semantically related. in waterproof topic. In some cases you can use "Rainproof" instead an adjective "Proof".
Rainproof
Rainproof adjective - Not permitting the passage of water.
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Synonyms for Rainproof
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Rainproof and Proof. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/proof/rainproof
Proof & Rainproof. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/proof/rainproof>.
Rainproof or Proof. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/proof/rainproof.
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