How to pronounce“retag”in English

friends of that friend can perhaps immediately see the photo and the friend in the meantime has a chance to wander back and untag it at which point theperson who owns the photo could retag it and then you untag it again but what you end up with is sort of a good enough for government work system whereembarrassing photos might go up and somebody picturing the photo can't delete it but can try to see to it that they're not identified with it in a way