What to Do When Your Partner Threatens to Leave During Fights...

What to Do When Your Partner Threatens to Leave During Fights

Oh, that one lands hard. I can feel the weight of that just sitting across from you right now.

Let me tell you what I actually think is happening when your partner says that, because I don’t think it means what your nervous system is telling you it means in that moment.

When someone threatens to leave during a fight, their amygdala has taken the wheel. Remember, the body is six seconds ahead of the thinking brain during those moments. Your partner is not sitting there calmly calculating, “I have weighed the pros and cons and I am leaving this relationship.” They are in full biological panic. They are a little field mouse that feels like a threatened crocodile. And the loudest, most desperate thing their nervous system can do to protest the disconnection is to say, “I’m out.”

Here is the part that is going to sting a little, but I want you to hear it: the fact that it hurts you that badly? That is actually the proof that you love each other. If their words can bring you to your knees, it means they matter to you in the deepest possible way. Your organism recognizes their organism as your person. That terror you feel is not a flaw. It is love.

Now. What is actually happening in that moment is both of you have been pushed outside your window of tolerance. You are both dysregulated. You are both hurting. And you are both, in your own ways, doing some version of fight, flight, freeze, or placate. Their version just happens to look like threatening to leave, which I will admit is one of the more brutal protest behaviors because it goes straight for the attachment wound. It says, “I might abandon you.” And of course that is devastating.

But here is what I want you to really sit with. They are not threatening to leave because they want to leave. They are threatening to leave because staying in that moment of disconnection is unbearable for them. That threat is a protest. It is their organism screaming, “I am in so much pain right now that I cannot stay here.”

The work is not to get them to stop saying it by arguing with them about it in the middle of a fight. You cannot solve that problem from inside the fight. You cannot solve a content problem with a disconnected nervous system. What has to happen first is that both of you have to come back into some kind of shared recognition that you are both hurting at the same time.

That is the still image I want you to focus on. Not the video of everything that led up to the threat. Not the video of every time they have said it before. Just this one frame: two people who love each other, both in so much pain that they cannot get to each other.

When the dust settles, and I mean after the fight, not during it, that is when the real conversation can happen. That is when you might be able to say something like, “When you say you’re leaving, it terrifies me. And I know you’re in pain when you say it. I want us to figure out what is happening for both of us in those moments.”

That is the beginning of earning the right to have a different conversation. The good news is this is workable. The box of suffering does not have to stay this big. But you cannot jump over the mess to get there. You have to go through it, together.

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About Figs O’Sullivan, LMFT
Figs is a licensed marriage and family therapist with 16+ years of experience working with couples. He’s the co-founder of Empathi, host of the “Come Here to Me” podcast, and author of an upcoming book on relationships and the systems that shape how we love.

Read more: Communication Exercises for Couples (That Actually Work)

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Fiachra "Figs" O’Sullivan is a renowned couples therapist and the founder of Empathi.com. He believes the principles of secure attachment and sound money are the two essential protocols for building a future filled with hope. A husband and dad, he lives in Hawaii, where he’s an outrigger canoe paddler, getting humbled daily by the wind and waves. He’s also incessantly funny, to the point that he should probably see someone about that.

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Frequently Asked Questions

Why does my partner threaten to leave every time we fight?+
When your partner threatens to leave during a fight, their amygdala has hijacked the wheel. They're not calmly calculating whether to end the relationship. They're in full biological panic, like a little field mouse that feels threatened by a crocodile. The body is six seconds ahead of the thinking brain in these moments. What sounds like a threat is actually a desperate protest against disconnection. It's their nervous system's loudest way of saying 'I'm terrified you don't want me.' This is classic Babies in Love behavior, childlike but not childish, because their attachment system is detecting an existential threat.
How should I respond when my partner says they want to leave during an argument?+
Don't take the bait of the Versus Illusion. Your partner isn't your enemy; the pattern is the problem. When they threaten to leave, they're actually asking 'Do you still want me?' The worst thing you can do is say 'Fine, leave!' because that confirms their deepest fear. Instead, try something like 'I hear that you're scared we're not okay. I don't want you to leave. Can we take a break and come back to this?' You're not agreeing with their content, you're responding to their attachment panic underneath.
Is threatening to leave during fights a form of emotional abuse?+
There's a difference between someone weaponizing threats to control you and someone whose nervous system is in pure panic. Most threats to leave during fights come from attachment terror, not manipulation. However, if this becomes a pattern where your partner consistently uses the threat of leaving to shut down conversations or get their way, that crosses into emotional manipulation territory. The key is frequency and intent. One or two panic-driven threats? That's hurt people hurting people. Chronic threats used as control? That's different. If you're struggling to tell the difference, Figlet, our AI relationship coach, can help you sort through these patterns.