double-dealing(n = noun.act) duplicity - acting in bad faith; deception by pretending to entertain one set of intentions while acting under the influence of another; Array
is a kind of deceit, deception, dissembling, dissimulation
Derived form adjective double-dealing₁

   double-dealing(s = adj.all) ambidextrous, deceitful, double-faced, double-tongued, duplicitous, janus-faced, two-faced - marked by deliberate deceptiveness especially by pretending one set of feelings and acting under the influence of another; "she was a deceitful scheming little thing"; "a double-dealing double agent"; "a double-faced infernal traitor and schemer"
Derived form noun double-dealing₁