matrimonial
mat.ri.mo.nial \.ma-tr*-'mo--ne--*l, -ny*l\ \-e-\ aj : of or relating to matrimony TRIMONIAL applies to whatever has to do with the married state or married persons; MARITAL may imply reference particularly to the husband and his part in marriage but is often equal to MATRIMONIAL; CONJUGAL and CONNUBIAL are often interchanged but CONJUGAL refers rather to persons who are married, CONNUBIAL to the married state; NUPTIAL refers to the rites and ceremonies attending marriage - mat.ri.mo.nial.ly av SYN syn MARITAL, CONJUGAL, CONNUBIAL, NUPTIAL: MA
Webster's English Dictionary