1. (n.) The disposition to deceive; as, a man's deceitfulness may be habitual.

2. (n.) The quality of being deceitful; as, the deceitfulness of a man's practices.

3. (n.) Tendency to mislead or deceive.

Gongorism Italian hand ability acuteness address adeptness adroitness affectation affectedness airmanship animal cunning art artifice artificiality artisanship artistry astuteness bravura brilliance cageyness callidity canniness capability capacity cleverness command competence control coordination craft craftiness craftsmanship credibility gap cunning cunningness deceit deceitfulness deftness deviousness dexterity dexterousness dextrousness diplomacy disingenuousness duplicity efficiency euphemism euphuism expertise facility falseheartedness falseness fine Italian hand finesse forswearing foxiness fraud furtiveness gamesmanship grace grip guile guilefulness handiness horsemanship hyperelegance hypocrisy indirection ingeniousness ingenuity insidiousness insincerity intrigue inventiveness know-how low cunning manneredness mannerism marksmanship mastership mastery one-upmanship overelaboration overelegance overniceness overrefinement pawkiness perjury practical ability preciosity preciousness pretentiousness proficiency prowess purism quickness readiness resource resourcefulness satanic cunning savoir-faire savvy seamanship sharp practice sharpness shiftiness shrewdness skill skillfulness slickness slipperiness slyness sneak attack sneakiness sophistry stealth stealthiness style subtility subtilty subtleness subtlety suppleness surreptitiousness tact tactfulness technical brilliance technical mastery technical skill technique timing treacherousness trickiness uncandidness uncandor underhandedness unfrankness unnaturalness unsincereness untruthfulness virtuosity wariness wiles wiliness wit wizardry workmanship