unfaithful
- adjective
- /ʌnˈfeɪθfəl/
- When I discovered he was unfaithful, I felt utterly betrayed and heartbroken.
Examples
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But I'm just saying, you know he would sit in church and point out the husbands that were unfaithful, right?
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I think the killer suffered the trauma of divorce as a kid, because his father was unfaithful.
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Will you listen to a selfish, unfaithful son?
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Did he have an unfaithful lover?
Fiction book (1991) -
In other words, don't marry a man who is unfaithful to God, unfaithful to his church, and unfaithful to you.
Blog text (33) -
Artie and Vangie did nothing that Luke could put his finger on as unfaithful.
Fiction book (1996) -
Jrme is in love with Alissa, whom he has known since childhood, whose mother has been unfaithful.
Academic text (1990) -
In other words, don't ask the unfaithful for advice on fidelity or the bankrupt how to manage money.
Blog text (33) -
In the account of Friar Johannes, these "unfaithful friars" awaited a bad end.
Academic text (2018) -
She realized her unfaithful partner had been lying to her for months.
Synonyms
Not loyal and betrays people who trust them
Acting in a dishonest way to make people believe something untrue
Not supporting or being faithful to people you should support
Acting secretly to harm people who trust them
Not loyal and likely to betray people who trust them
Not loyal to a person you trust
Likely to betray someone's trust by lying or cheating
A person who is not loyal or honest and who breaks trust
Not faithful to a partner by having a romantic or sexual relationship with someone else
Antonyms
How Disloyal
Surface Forms
Morphology
Etymology
Unfaithful comes from un- 'not' and faith 'trust' or 'loyalty', like the word faithful. That's why someone who behaves unfaithful is seen as betraying the trust of others.