Board Thread:Theories and Speculation/@comment-32617252-20180330195347/@comment-30323490-20180330210315

Jinchuriki means "human sacrifice" and was only ever referred to those who had tailed beasts sealed inside of them, because they are pretty much sacrificed by having a tragic life, hated by everybody. So the Kakashi/Obito situation wouldn't really fit with the term in my opinion.