cunningly vs artfully

cunningly and artfully both are adverbs.

Word	Noun	Adjective	Verb	Adverb
cunningly	No	No	No	Yes
artfully	No	No	No	Yes

As adverbs, cunningly and artfully are synonyms defined as:

Other synonyms of cunningly include craftily, foxily, knavishly, slyly, trickily.

cunningly (adverb)	artfully (adverb)
in an subtle, cunning manner	in a manner exhibiting art or skill
in an attractive manner	in a disingenuous manner
	in an subtle, cunning manner