foolproof

/fˈulpɹˌuf/ · 2 syllables

Meaning

adjective

1. not liable to failure
   “a foolproof identification system”

verb

1. proof against human misuse or error
   “foolproof this appliance”

Synonyms for foolproof

• unfailing
• infallible
• goofproof
• goof-proof

Words that rhyme with foolproof

• proof
• roof
• hoof
• waterproof
• bulletproof
• goof
• aloof
• fireproof
• spoof
• weatherproof
• poof
• rustproof
• shatterproof
• sunroof
• woof
• bufe
• maloof
• ooph
• ploof
• renouf
• ruef
• rueff
• rufe
• woodroof