For 30 years he conducted research for the duplicitous Oxford historian Anthony Wood, whom he patiently loved as his dearest friend whatever pressures and abuses Wood sent in return.
However, in her piece, she appears to have exposed David Cameron for the duplicitous dinosaur that he is.
We deplore his behaviour, but there's not a man alive who doesn't shiver with fellow-feeling for this duplicitous but ultimately contrite figure.
El águila bicéfala, Gala's collection of meditations on the eternal riddle of love, prepared readers for his denser work, La pasión turca, which probed the complex passions of a middle-class Spanish woman driven to extremes by self-destructive love for a duplicitous Turk.
The show was a sensation in the U.K., where co-creator and star Ricky Gervais' pitch-perfect character David Brent has become a by-word for a duplicitous boss who views his every action through a lens of fond self-rapture and can't imagine everyone else isn't similarly smitten.
And you certainly can't blame your wife for your duplicitous behavior.
As a match for the duplicitous, calculating Andrew, Cheri Young isn't merely a Good Wife.
The mutant supervillain associated with the X-Men is best known for her duplicitous shape-shifting aimed at doing harm.
