Concubinage
(noun)
The state or condition of living together as a sexual partner without being married.
Origin:
From the latin word concubinatus, meaning 'cohabitation'.
Examples:
- Concubinage was a common practice in many cultures throughout history.
- The society looked down upon concubinage and considered it immoral.
- The king had many concubines, but only one official wife.
- In some cultures, concubinage was accepted and even encouraged among the wealthy.
- The relationship between the two was seen as concubinage, as they lived together without being married.