Marriage That Links Two Separate Groups or Tribes

This page is the CodyCross answer for the clue below from Making a Documentary, Group 1515, Puzzle 2 (Extreme Sports).

Question is: Marriage That Links Two Separate Groups or Tribes

and the answer is: EXOGAMY

Word Meaning:

EXOGAMY — marriage to a person belonging to a tribe or group other than one's own as required by custom or law

Definitions from Wiktionary.

Marriage That Links Two Separate Groups Or Tribes - Making a Documentary CodyCross Answers | CodyCross Solutions