Foolproof and Secure

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Foolproof adjective - Not liable to failure.

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Secure and foolproof are semantically related. In some cases you can use "Secure" instead an adjective "Foolproof".

Secure adjective - Having or showing great faith in oneself or one's abilities.

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Foolproof and secure are semantically related. Sometimes you can use "Foolproof" instead an adjective "Secure".

Nearby Words: security, secured, securing, securely

A totally trustworthy chap convinces them to secure their fortune in a foolproof investment scheme— whoops, turns out he was a Con Man.

Source: A Fool and His New Money Are Soon Parted

Cite this Source

Secure and Foolproof. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/foolproof/secure

Foolproof & Secure. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/foolproof/secure>.

Secure or Foolproof. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/foolproof/secure.

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