-proof

English

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Written by a house AI from the entry below, in your language. The entry itself is the source.

-proof

Where it comes from

From the adjective proof (“fully resistant”), from the same Old French root as prove.

suffix more -proof · most -proof · -proofs · -proofing · -proofed

  1. morpheme Added to a noun to form an adjective denoting imperviousness to that noun.
  2. morpheme Added to a noun to form a verb denoting a process to make something impervious to that noun.

Translations

Every language

suffix denoting an impervious quality

Española prueba de
日本語耐- tai, 防- bou
中文防- fáng
Portuguêsanti-, à prova de
Françaisrésistant à, à l'épreuve de, imperméable à, hermétique à, doté d'une sécurité obviant à
Deutsch-fest, -sicher

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Cite this
MLA

"-proof." Wiktionary, via Micwyn, micwyn.com/word/-proof. Accessed 6 Nov. 2026.

APA

-proof. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/-proof

Chicago

"-proof." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/-proof.

BibTeX
@misc{proof_2026,
  title = {-proof},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/-proof},
  urldate = {2026-11-06}
}