Words similar to cohabitation

Example sentences for: cohabitation

How can you use “cohabitation” in a sentence? Here are some example sentences to help you improve your vocabulary:

Nothing should keep two or more people from signing cohabitation contracts committing to certain mutual obligations, but whether and to what extent community privileges should be extended to such unions is another matter.
The changes were attributed to: 1) increased cohabitation; 2) later marriages; 3) greater acceptance of divorce; and 4) aging baby boomers with "empty nests."
Do you think that living with someone before marriage gives the marriage a more stable foundation on which to build, or is cohabitation better left until after marriage?