infallible
Pronunciation
Adjective
C1 Advanced
Quick answer
Never wrong or never failing.
Synonyms and antonyms
Synonyms
unerring
flawless
Antonyms
fallible
Test yourself
Which word fits the gap? "No system for predicting the weather is completely _____."
Answer: infallible
In your own words, what does "infallible" mean?
Never wrong or never failing.
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