Saki, ana kiransa da warwarewan aure, shine hanyar da ake bi wurin kawo karshen zaman takewar aure. Ya haɗa da sokewa ko sake fasalin iko da nauye-nauyen dake cikin aure, da rushe dangantakar datake tsakanin ma'aurata a karkashin dokar wata kasa ko jiha. Dokokin saki sun banbanta a kasashen duniya, amma a mafi yawan kasashe, saki na bukatar tabbacin kotu ko na wasu hukumomi da aka amince dasu na doka, wanda yahada da abubuwa kamar rarraba kayayyaki, wurin zaman ɗa, alimony (taimakon aboki/abokiyar zama), ziyartan ɗa / access, lokacin iyayentaka, taimakon ɗa, da raba bashi. A yawan cin kasashe, monogamy shi aka amince dashi a doka, haka yasa bayan saki ma'auratan ka iya auren wanda suke so daga baya; amma a polygyny an yarda sai dai ba'a yarda da polyandry ba, saki nasa mata ta aure wani datake so. Saki ba daya yake da kashe-aure ba, wanda ke tabbatar da cewa aure baiyi ba kuma bai halatta, tare da rabuwar ko de jure. Sai dai akwai kasashen da basu yarda da saki ba bayan anyi aure, kasashen kuwa sune;