κυβεία (kybeía|koo-bi'-ah|noun|craftiness)
[Grk] κυβεία LN: 88.157 GK: G3235, G3237
Derivation: from κύβος (a "cube", i.e. die for playing);
Strong's: gambling, i.e. (figuratively) artifice or fraud
KJV: --sleight.