Thesaurus
Synonyms & Antonyms of infallible
1
not being or likely to be wrong
- a teacher with an infallible memory for names
Synonyms for infallible
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Antonyms for infallible
2
not likely to fail
- an infallible cure for hiccups
Synonyms for infallible
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Antonyms for infallible
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Cite this Entry
“Infallible.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/infallible. Accessed 9 Aug. 2022.
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Time Traveler for infallible
The first known use of infallible was in the 15th century
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