conubium
/kɒnˈjuːbiəm/ CON-yoo-bee-um
Definitions
1. noun
The state of being married, or a marriage.
“The Roman law considered conubium as a fundamental right for citizens.”
2. noun
A husband’s or wife’s family connection, especially in Roman law.
“The conubium between the two families was a crucial factor in the marriage negotiations.”