-proof

See also: proof, prof, and Prof.

English

Etymology

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

Suffix

-proof

1. Suffix added to a noun to form an adjective denoting imperviousness to that noun.

Usage notes

• Often used as the second part of a combined form (such as bullet-proof) rather than as a true suffix (as in waterproof)

Derived terms

English terms suffixed with -proof

• acid-proof
• bug-proof netting
• bullet-proof vest
• burglar-proof
• cat-proof
• crash-proof
• dog-proof
• earthquake-proof
• explosion-proof
• frost-proof
• future proof
• hammer-proof
• hurricane-proof
• idiotproof
• inflation-proof
• limeproof
• moisture-proof
• pig-proof
• rabbitproof
• rabbit-proof
• rabbit-proof fence
• rust-proof
• sale-proof
• saltproof
• scaleproof
• shellproof
• stiletto-proof
• stormproof
• storm-proof
• virus-proof
• waterproof
• weatherproof
• wind-proof
• windproof
• winter-proof

 

Translations

denoting an impervious quality

• Chinese:

  Mandarin: 防- (zh) (fáng)

• French: résistant à, à l’épreuve de (fr), imperméable à, hermétique à, doté d’une sécurité obviant à
• German: -fest (de), -sicher (de)
• Hungarian: -álló (hu), -biztos (hu)
• Icelandic: -heldur m
• Japanese: 耐- (tai), 防- (bou)
• Malay: kalis (ms)
• Portuguese: anti- (pt), à prova de (pt)
• Swedish: -säker

See also

• -safe

Anagrams

• OPFOR