Companion and Domestic partner

Companion noun - A person frequently seen in the company of another.

Domestic partner and companion are semantically related In some cases you can replace phrase "Domestic partner" with "Companion", this terms are similar.

Nearby Words: companionable, companionship, companioned

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

Companion and domestic partner are semantically related in live-in significant other topic. You can use "Companion" instead a noun phrase "Domestic partner".