They were friends for many years before they became 'lovers'.
She left her husband and ran away with her 'lover'.
His wife accused him of having a secret 'lover'.
(..) My name is... I know who you are. What are you doing here? I'm just trying to understand. How could you understand? Do you know what it is to be a lover? To be half of a whole? No. I'll tell you a riddle. You're waiting for a train. A train that will take you far away. (..)2010 Inception