Open relationships, polyamory, and swinging can all be consensual non-monogamy, but they usually put different weight on emotional bonds, sexual connections, shared participation, and information-sharing. Open relationship is the broadest label; polyamory makes room for ongoing romantic connection; swinging often centers shared or event-based sexual experiences. Monogamish, hotwife, and DADT describe narrower agreement patterns. None tells you every rule—your actual agreement does.
Start with agreement, not a label
Consensual or ethical non-monogamy (CNM/ENM) is an umbrella term for relationships where people explicitly agree that romantic and/or sexual connections with others may occur. That shared knowledge is the key distinction from infidelity or a secret affair, not how many people are involved. The American Psychological Association’s Division 17 similarly describes CNM as an agreement that allows more than one romantic and/or sexual partner.
A label is useful shorthand, not a contract. Research reviews warn that practices vary within every category and can change over time. A casual connection may become emotionally significant, for example. A 2022 peer-reviewed review describes the familiar categories while cautioning that they do not capture every configuration.
ENM does not mean automatic permission, no boundaries, mandatory emotional intimacy, or a way around relationship problems. It does not predict gender, sexual orientation, values, or capacity for commitment. Monogamy, a pause, or fantasy-only exploration may be the better fit right now.
Compare the structures on five questions
Use these five questions before trying to choose a name:
- Emotional scope: Are romantic feelings or attachment welcome, possible but not pursued, or outside the agreement?
- Sexual scope: Are sexual connections allowed? Under what conditions?
- Partner involvement: Do existing partners participate together, separately, or only through discussion?
- Disclosure: What must be shared before, after, or not in detail—and what must always be disclosed for health and consent?
- Ongoing connection: Are repeat dates, friendship, romance, or only one-time/occasional experiences within scope?
| Structure | Emotional scope | Sexual scope | Partner involvement | Disclosure | Ongoing connection |
|---|---|---|---|---|---|
| Open relationship | May exclude, limit, or allow romance | Often outside sexual connections | Separate or shared | Partners set it | Occasional or recurring |
| Polyamory | Multiple caring/romantic relationships may be in scope | May be sexual or not | Often independent relationships | Enough for informed consent; details vary | Ongoing bonds welcome |
| Swinging | Usually not romance-focused | Sexual experiences with others | Often shared, social, or event-based | Often coordinated ahead | One-time, occasional, or friendly |
| Monogamish | One central relationship; limited romantic scope | Specific or situational exceptions | Together or separate | Narrowly defined | Usually limited |
| Hotwife dynamic | Varies | One partner’s outside sexual connection is central | The other may know, participate, or prefer distance | Detail is negotiated | Occasional or recurring |
| DADT | Varies | Varies | Usually separate | No routine details; essential disclosures defined | Varies |
These are tendencies, not tests someone must pass. “Open relationship” can include a highly structured agreement with no repeat partners, while a swinging couple may develop friendships. Polyamory can include relationships without sex. The practical question is whether everyone affected understands what is and is not on offer.
Open relationship: the broad container
An open relationship usually means people in an existing relationship agree that outside sexual connections are allowed. Some reserve the term for sex without romance; others include ongoing dating. Research commonly contrasts it with polyamory by treating outside sex as its defining feature, while polyamory includes multiple emotional and/or sexual relationships (review). In everyday use, “open” can also be an umbrella label.
Before relying on it, clarify whether dating, repeat partners, sleepovers, emotional intimacy, meeting friends, and shared activities are included. “We are open” is a starting point, not enough information for a potential partner to give informed consent.
Polyamory: room for more than one meaningful bond
Polyamory means making space for more than one consensual romantic and/or emotionally significant relationship. It does not require every relationship to look alike or to be sexual. Some people use a hierarchy, such as a nesting or primary partnership; others prefer not to rank relationships. Neither approach is inherent in the word.
The practical difference is ongoing connection. If an outside relationship can involve affection, regular time, planning, and love, you are closer to a polyamorous model than a casual-only arrangement. Discuss capacity, calendars, privacy, and how new partners will learn about existing ones.
Swinging: often shared, social, and experience-focused
Swinging often describes couples or partners who have sexual experiences with other people, sometimes at organized social settings or as a shared activity. The classic pattern is not built around developing separate romances, though friendship can develop. This is consistent with the distinctions summarized in the peer-reviewed CNM review and the APA professional overview.
“Swinging” does not mean partners must do everything together, nor does it specify the gender mix or activities. Spell out whether either person may participate independently, how a pause works, and what happens if interest becomes emotionally complicated.
Monogamish, hotwife, and DADT: terms that narrow the agreement
Monogamish usually means a relationship that is mostly monogamous with clearly limited exceptions. Those exceptions might be rare, occur only together, or apply in specific circumstances. It is not simply “monogamy with a secret loophole.” The boundaries need to be known and freely accepted by the people in the relationship.
Hotwife is a community term often used for a dynamic in which a woman’s outside sexual connection is part of a shared arrangement with a partner. In some versions the other partner is directly involved; in others they know about it but are not present. Because the word has a gendered origin and its meanings differ, do not assume what it means for a particular person. Ask about participation, emotional scope, and whether the term itself feels right for everyone involved.
DADT, short for “don’t ask, don’t tell,” means partners agree not to share routine outside-connection details. It is an information boundary, not a substitute for consent. Name essential disclosures: a changed sexual-health risk, a request for more connection, a scheduling impact, or a crossed boundary. If one person expects disclosure and the other does not, there is no shared agreement.
A near-miss: same words, different agreements
Illustrative example: Sam and Riley say they want an “open relationship.” Sam imagines a few independent casual dates, with notice afterward and no repeat partners. Riley imagines dating that can become romantic, with notice before a first date and the option to meet a new partner later. Neither expectation is unreasonable, but the label has hidden the mismatch.
A better conversation might reveal three viable outcomes: they write a limited monogamish agreement; they pause the idea while they build trust and communication; or they decide to keep it fantasy-only for now. The goal is not to force a structure. It is to discover whether there is enough shared enthusiasm for a specific agreement.
Put the agreement in ordinary language
Start with a conversation that leaves room for a no. Try this script:
“I want to talk about relationship structure, not ask for an immediate change. I’m curious about [a specific possibility] because [your reason]. What feelings come up for you? If we explored anything, I would want us to define what is allowed, what information we share, and how either of us can pause. It is okay if your answer is no, not now, or fantasy-only.”
Then make the choices concrete:
- Name the yeses, noes, and maybes for sex, dating, repeat connections, romance, and shared participation.
- Decide what must be disclosed before, after, and immediately.
- Make a sexual-health plan: prevention, testing, and how changed risk will be communicated. Many STIs have no symptoms, so the CDC emphasizes testing; include it in the agreement.
- Choose a check-in date and a pause process. A pause should be possible without treating it as a punishment.
- Tell potential partners the relevant agreement early enough that they can decide freely whether to participate.
A written note can help, especially for a new arrangement. It is not a legal document or a way to control someone’s feelings. It is a shared memory aid that can be revised with everyone’s consent.
Related questions
Can an open relationship become polyamory?
It can, but it does not automatically do so. The shift happens when people intentionally make room for ongoing emotional or romantic relationships and renegotiate the agreement accordingly.
Is DADT the same as secrecy?
No—if everyone knowingly agrees to the information boundary and essential disclosures are still clear. Secrecy is withholding information that someone reasonably needs or was promised, which removes informed consent.
Do all partners need to meet each other?
No. Some prefer shared social contact; others keep relationships separate. What matters is that the level of contact is agreed on and that each person has accurate, relevant information.
What if one person wants ENM and the other does not?
A no, not-now, pause, or fantasy-only outcome is valid. Do not treat reluctant agreement as enthusiastic consent. You may need to remain monogamous, revisit the conversation later, or reconsider compatibility with care.
Sources and further reading
- Scoats, R. (2022). “What do we know about consensual non-monogamy?” Current Opinion in Psychology.
- American Psychological Association, Division 17. “Consensual Nonmonogamy: Expanding Psychologist Perspectives on Diverse Relationship Structures.”
- Centers for Disease Control and Prevention. “About STIs and STDs.”