姻yīn(一ㄣ)
⒈ 男女嫁娶:婚姻。姻缘。
⒉ 由婚姻关系而结成的亲属:姻亲。联姻。
⒊ 较间接的亲戚关系:姻故。姻旧。
marriage、relation by marriage
形声:从女、因声
relatives by marriage