| 1. |
(satellite adjective) not trustworthy; "an unfaithful reproduction" |
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| 2. |
(adjective) not true to duty or obligation or promises; "an unfaithful lover" |
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Antonyms: faithful |
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| 3. |
(satellite adjective) deliberately and abominably disloyal or likely to betray trust or confidence; "the faithless Benedict Arnold"; "a lying traitorous insurrectionist" |
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Synonyms: faithless, traitorous |
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