earsdrop 

(v) To listen secretly to the private conversation of others.

Vinny earsdropped on Jen while she was talking to a man of African origin.

earsdrop by Webster June 19, 2006

earsdropping 

well its basically eavesdropping but french people tend to call it ears dropping

frenchmen was earsdropping on his employees

earsdropping by raigad July 22, 2016