matrimony
词根词缀：
maternal adj. 母亲的，母性的
matern 母性，母亲 + al …的 → 母亲的，母性的
maternity n. 母性；产科医院
matern 母性，母亲 + ity 具备某种性质，状况 → 母性；产科医院
matriarch n. 女家长
matri 母性，母亲 + arch 统治者 → 女家长
matriarchy n. 母系制
matri 母性，母亲 + archy 统治 → 母系制
matrimony n. 结婚，婚姻
matri 母性，母亲 + mony 表行为的结果 → 结婚后会成为母亲 → 婚姻
matrix n. 母体；子宫
matri 母性，母亲 + x → 母亲 → 母体
matron n. 主妇；保姆
matr 母性，母亲 + on 表人 → 母亲 → 主妇
数据来源：新东方英语词汇速记大全
相关例句：
Unite persons in holy matrimony.
使人结成神圣的婚姻。
Matrimony basis is the foundation on which marriage relation is established, maintained, developed and dissolved.
（有婚姻关系的双方）分居婚姻基础是婚姻关系建立、续、展、除的基本依据。
But thirty-five has nothing to do with matrimony.
但是到了三十五岁就不该考虑结婚。
She never considered matrimony her entire life.
她一生未曾考虑婚姻问题。
Ah! You have been in a bad school for matrimony, in hill street?
啊！你上过希尔街哪个歪门邪道的婚姻学校吧？
She could choose her own partner in matrimony, as long as she gave no utterance to her passions and emotions.
只要她不表露她的激情和情感，她就可以选择自己的婚姻伴侣。