infallible

adjective
/ɪnˈfæləbl̩/

Meaning

incapable of making mistakes or being wrong

Example Sentences

Her judgment seemed infallible in matters of finance.

Example Expressions

infallible memory

Synonyms

unfailing, flawless, reliable, dependable, certain

Antonyms

fallible, faulty, imperfect

Collocations

infallible method, infallible proof, infallible guide, infallible authority

Related Vocabularies

Having good judgment, especially in business or practical matters; shrewd.
Relating to the tongue or speech.
gloomy; depressing; causing sadness or despair
Not open to objection; acceptable and unobjectionable
situated away from the center of the body or from the point of attachment
providing shade; dishonest; suspicious

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