Origin of unfaithful
Examples from the Web for unfaithful
The most obvious being their unfaithful husbands, but that really is the least of it.
Voronov previously alleged texting proof that Weir had been unfaithful.
Douglas, who played the unfaithful lawyer in the film, was the only one happy to compromise.Return of the Bunny Boiler: Fatal Attraction’s World Stage Premiere|Nico Hines|March 26, 2014|DAILY BEAST
Off stage, he was an unfaithful husband, a neglectful father, and a friend only so long as you did what he wanted.
What they'll likely remember is that Unfaithful scene—you know the one.
You wouldn't wish me to be unfaithful to my duty, would you?The Faith Doctor|Edward Eggleston
Before Berry was given the job they had a watchman, but he had to be discharged because he was unfaithful, which Berry never is.
Why should that odium attach to this, more than to all unfaithful use of the conjugal relation?Memoir of Mary L. Ware, Wife of Henry Ware, Jr.|Edward B. Hall
A false or unfaithful development is more properly to be called a corruption.An Essay on the Development of Christian Doctrine|John Henry Cardinal Newman
She knew that she had not been all unfaithful; sometimes he had been rested, sometimes cheered, when she was 301 near.The Wayfarers|Mary Stewart Cutting
British Dictionary definitions for unfaithful
Word Origin and History for unfaithful
mid-14c., "acting falsely," from un- (1) "not" + faithful. In Middle English it also had a sense of "infidel, unbelieving, irreligious" (late 14c.). Sense of "not faithful in marriage" is attested from 1828. Related: Unfaithfully; unfaithfulness.