Question for those who say they are 'christians'........(followers of Christ/Christ like)?

IF you are Baptist, Methodist, Apostolic,Catholic,JW , Mormon, Presbyterian,Lutheran,Pentecostal , Holiness, Church of God, Church of Christ, etc etc etc..Any or all denominational or non-denomination., man made traditional, customary or doctrinal follower's..Answer This ; WHY you call yourself those things ? And if you do , isn't that like committing Spiritual Adultery when you take another name and heed to those concepts and affiliations or organizations and doctrines, other than the One in whom you are suppose to be married too and abiding in ???