____ is the practice that one must marry within one’s own caste (or) group.

🔑Key Points:
Endogamy – it is the practice of marrying only within the limits of a local community, clan, or tribe.
Polygamy – It is the practice of marrying more than one wife at the same time.
Monogamy – It is the practice of marrying only one person at a particular time.
Quadrigamy – A person who has married four times.