Secondary Partner
DESCRIPTION
A secondary partner is someone with whom you have a sexual or romantic relationship with beyond your primary partner.
SIMILAR TERMS
ARTICLES ON THIS TOPIC

Open relationships, polyamory, non-monogamy: What’s the difference, really?
ByFeeld
Both open relationships and polyamory are forms of consensual non-monogamy—but the terms aren't interchangeable. Let's talk about it.

Unraveling the Rules: A Guide to Relationship Anarchy
For relationship anarchists, all connections are equally deserving of love, attention, and autonomy.