Adverbs

(r)artfullyin a manner exhibiting art or skill“her foot pointed artfully toward tapering toes”
(r)disingenuously, artfullyin a disingenuous manner“disingenuously, he asked leading questions about his opponent's work”
(r)craftily, cunningly, foxily, knavishly, slyly, trickily, artfullyin an subtle, cunning manner“he craftily arranged to be there when the decision was announced”, “had ever circumstances conspired so cunningly?”