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infallible

adjective

Synonyms and Antonyms of INFALLIBLE

1

not being or likely to be wrong <a teacher with an infallible memory for names>

Synonyms unerring, unfailing

Related Words errorless, faultless, flawless, impeccable; certain, foolproof, inerrant, perfect, sure; dependable, reliable

Near Antonyms defective, faulty, flawed, imperfect; undependable, unreliable

Antonyms fallible

2

not likely to fail <an infallible cure for hiccups>

Synonyms can't-miss, certain, fail-safe, sure, surefire, unfailing

Related Words dependable, reliable; deadly, unerring

Near Antonyms doubtful, questionable, uncertain

Antonyms fallible

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Dictionary: Definition of "infallible"

Spanish Central: Spanish translation of "infallible"

Nglish: Translation of "infallible" for Spanish speakers

Britannica English: Translation of "infallible" for Arabic speakers

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