Married person and Spouse equivalent

Married person noun - A person's partner in marriage.

Spouse equivalent and married person are semantically related. In some cases you can use "Spouse equivalent" instead a noun phrase "Married person".

Spouse equivalent noun - A person (not necessarily a spouse) with whom you cohabit and share a long-term sexual relationship.

Married person and spouse equivalent are semantically related. Sometimes you can replace phrase "Married person" with "Spouse equivalent", this phrases are similar.