• 奸かん

  cunning and wickedness

• 奸賊かんぞく

  villain

• 奸黠かんかつ

  cunning, sly

• 奸智かんち

  cunning, craft, wiles

• 奸邪かんじゃ

  wicked person, evil thing

• 奸盗かんとう

  evil thief, wicked robber

• 奸計かんけい

  evil design, crafty plan, plot

• 奸謀かんぼう

  wicked design, vicious plan, plot

• 奸臣かんしん

  disloyal retainer, treacherous subject

• 奸策かんさく

  shrewd (dirty) trick, sinister scheme (design), sly art

• 漢奸かんかん

  Chinese traitor (esp. a collaborator with the Japanese)

• 斬奸ざんかん

  killing a villain (with a sword, dagger, etc.)

• 斬奸状ざんかんじょう

  letter explaining the reasons for cutting down an alleged villain, assassin's written vindication of his killing

• 奸佞邪知かんねいじゃち

  wiles and cunning, craftiness and treachery

• 君側の奸くんそくのかん

  someone who curries favor with their master while secretly plotting against him