not straightforward or candid; giving a false appearance of frankness
"an ambitious, disingenuous, philistine, and hypocritical operator, who...exemplified...the most disagreeable traits of his time"
"a disingenuous excuse"
marked by skill in achieving a desired end especially with cunning or craft
"the artful dodger"
"an artful choice of metaphors"
Cunning; tending toward indirect dealings; crafty.