Antonyms
Synonyms
Etymology

1. foolproof

adjective. ['ˈfuːlˌpruːf'] not liable to failure.

Synonyms

Etymology

  • foolproof (English)
  • -proof (English)
  • fool (English)
  • fol (Middle English (1100-1500))

2. foolproof

verb. ['ˈfuːlˌpruːf'] proof against human misuse or error.

Synonyms

Etymology

  • foolproof (English)
  • -proof (English)
  • fool (English)
  • fol (Middle English (1100-1500))
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