guile vs shrewdness

guile and shrewdness both are nouns.

Word	Noun	Adjective	Verb	Adverb
guile	Yes	No	No	No
shrewdness	Yes	No	No	No

As nouns, shrewdness is a hypernym of guile; that is, shrewdness is a word with a broader meaning than guile:

guile: shrewdness as demonstrated by being skilled in deception
shrewdness: intelligence manifested by being astute (as in business dealings)

Other hypernyms of guile include astuteness, perspicaciousness, perspicacity.

guile (noun)	shrewdness (noun)
the use of tricks to deceive someone (usually to extract money from them)	intelligence manifested by being astute (as in business dealings)
the quality of being crafty
shrewdness as demonstrated by being skilled in deception