Akademik

cunning
1. adjective
a) Sly; crafty; clever in surreptitious behaviour.
b) Skillful, artful.
2. noun
a) The skill of being cunning, sly, conniving, or deceitful

indeed at this very moment hes slipped away with the utmost cunning into a form thats most perplexing to investigate.

b) Aptitude in performance; skill, proficiency.

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