THESAURUS
mixed marriage
a world-without-end bargain, alliance, bed, bond of matrimony, bridebed, cohabitation, conjugal bond, conjugal knot, coverture, holy matrimony, holy wedlock, husbandhood, ill-assorted marriage, intermarriage, interracial marriage, marriage, marriage bed, marriage sacrament, match, matrimonial union, matrimony, mesalliance, misalliance, miscegenation, nuptial bond, sacrament of matrimony, spousehood, union, wedded bliss, wedded state, weddedness, wedding knot, wedlock, wifehood