冠婚葬祭[kankonsousai] important ceremonial occasions in family relationships
既婚[kikon] marriage
既婚者[kikonsha] married person
既婚男性[kikondansei] married man
求婚[kyuukon] marriage proposal

求婚広告[kyuukonkoukoku] matrimonial advertisement
求婚者[kyuukonsha] suitor
近親婚[kinshinkon] consanguineous marriage
金婚式[kinkonshiki] golden wedding (anniversary)
銀婚式[ginkonshiki] silver wedding (anniversary)