Legerdemain
/ˌledʒədəˈmeɪn/noun
mass noun
1- skilful use of one's hands when performing conjuring tricks戏法, 障眼法。
1.1
- deception; trickery欺骗; 花招。
词源
late Middle English: from French léger de main 'dexterous'， literally 'light of hand'.