Cohabit vs Concubinage - What's the difference?
cohabit | concubinage |
To reside with another as if married or as a married couple.
To coexist in common environs with.
(archaic) To engage in sexual intercourse; see coition.
The state of cohabiting or living together as man and wife while not married.
The state of being a concubine.
* 1902' Websters International Dictionary. "In some countries, ' concubinage is marriage of an inferior kind, or performed with less solemnity than a true or formal marriage; or marriage with a woman of inferior condition to whom the husband does not convey his rank or quality. Under Roman Law, it was the living together of a man and a woman in sexual relations without marriage but in conformity with local law."