xīngcì
синцы
син1 цы4
http://www.chinese-russian.com/zd/ci/36205
xíngcì
син2 цы4
http://www.chinese-russian.com/zd/ci/121104
http://www.chinese-russian.com/zd/ci/120983
xìngcí
син4 цы2
http://www.chinese-russian.com/zd/ci/138397