Thesaurus
fail–safe
adjective
Synonyms and Antonyms of fail–safe
not likely to fail men have traditionally regarded flowers as the fail-safe gift for Valentine's Day Synonyms can't-miss, certain, fail-safe, sure, surefire, unfailingRelated Words dependable, reliable; deadly, unerringNear Antonyms doubtful, questionable, uncertainAntonyms fallible
Explore M-W
fail–safe
noun
Synonyms and Antonyms of fail–safe
a measure taken to preclude loss or injury there are so many fail-safes built into the system that a highly unlikely series of mistakes would have to be made before failure could occur Synonyms caution, fail-safe, palladium, preventive, safeguardRelated Words armor, cover, guard, protection, screen, shield, wall, ward
Seen and Heard
What made you want to look up fail–safe? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!