What dou you think this word means? It's about forgetting who you are It's putting yourself in a place of a person you want to understand it's forgetting where you are and putting yourself where he is.
it's not a question whether he is right or wrong it's completely erasing your opinion and replacing it with his.
it's when you don't need any explanation you just close your eyes and accept everything because there is no other way to work things out because without him, you'll feel more worthless because you love him more than yourself.