| matrix | the surroundings within which something begins or develops |
| matriarchy | a society ruled or controlled by women |
| matriculate | to register as a student at a college or university |
| patriarch | the male head of a family or tribe OR an Old Testament ancestor OR a founding father or wise man |
| patrimony | a family inheritance |
| patronage | support; encouragement OR business clientele; customers |
| patronize | to go to regularly OR to treat someone as an inferior |
| patronymic | a name derived from a paternal ancestor |
| fraternal | pertaining to brothers; brotherly |
| fraternize | to be friendly with OR to socialize with an enemy population |
| avuncular | like an uncle |
| familial | having to do with the family |
| uxorious | dominated by one's wife |
| bigamy | marriage to two mates |
| monogamy | marriage to a single mate |