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Foolproof vs Watertight - What's the difference?

foolproof | watertight |

As adjectives the difference between foolproof and watertight

is that foolproof is for a device: protected, or designed to be proof against misuse or error; fail-safe while watertight is so tightly made that water cannot enter or escape.

As a verb foolproof

is {{cx|transitive|lang=en}} To make foolproof.

foolproof

English

Adjective

(en adjective)
  • For a device: protected, or designed to be proof against misuse or error; fail-safe.
  • For an idea or plan: infallible, or bulletproof.
  • Verb

    (en verb)
  • To make foolproof.
  • watertight

    English

    Adjective

    (en adjective)
  • So tightly made that water cannot enter or escape.
  • So devised or planned as to be impossible to defeat, evade or nullify.
  • a watertight''' contract; a '''watertight regulation.

    Derived terms

    * watertight alibi * watertightness

    See also

    * airtight * waterproof