Thesaurus
Synonyms & Antonyms of fail-safe
(Entry 1 of 2)
not likely to fail
- flowers have been traditionally regarded as the fail-safe gift for Valentine's Day
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Antonyms for fail-safe
fail-safe
nounSynonyms of fail-safe (Entry 2 of 2)
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
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“Fail-safe.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fail-safe. Accessed 22 Sep. 2021.
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The first known use of fail-safe was in 1931
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