leugh- / Indo-European roots
To tell a lie.
a. warlock from Old English lēogan, to lie;
b. belie from Old English belēogan, to deceive (be-, about; see ambhi). Both a and b from Germanic *leugan.
2. lie2 from Old English lyge, a lie, falsehood, from Germanic *lugiz.
[Pokorny 1. leugh- 686.]