Is Exner a duplicitous seductress or an innocent girl caught up in the wrong crowd?
First, he is duplicitous with the Na'vi people, and then with his bosses.
Jones is not trying to be duplicitous; detail is the essential clothing of all good fiction, historical or not.
Or was her pretty face a mask, a duplicitous cover for a depraved soul?
It was a cynical and duplicitous ploy to put a kindly face on a cruel and selfish policy.
If you think Iran is duplicitous about its nuclear weapons program, just wait till you hear its deception on human rights.
This season, without such a duplicitous person, they invented one.