You ask if everything is okay. You get a clipped "I'm fine" in return, delivered with a tight smile and a tone that says the opposite. For the next hour you find yourself reading the temperature of the room and wondering what you did wrong — yet nothing was actually said. If that feels familiar, you are not imagining it, and you are not too sensitive. What you are likely brushing up against is passive-aggressive behavior: a way of expressing anger, resentment, or frustration indirectly instead of saying it out loud. The defining feature is that mismatch between words and actions — the person seems to agree, or insists nothing is wrong, while their behavior quietly tells a different story. And because every single moment is deniable ("I forgot," "I was only joking," "I said it was fine"), the person on the receiving end so often ends up doubting their own read of the situation. That confusion is not a flaw in your perception; it is the natural result of hostility that never quite comes out into the open.
It also helps to know that recognizing this pattern is not the same as diagnosing anyone. The Mayo Clinic describes passive-aggressive behavior as a pattern of indirectly expressing negative feelings rather than a distinct mental illness, so you can name what you see without labeling the other person — and nearly everyone slips into a passive-aggressive moment now and then, which means what matters is a repeated pattern, not a single bad day. Below are eleven of the most recognizable signs, each with what it tends to look like, a familiar example, and why it counts as passive-aggressive. As the pattern comes into focus, so does your ability to respond with a little more steadiness and a lot less self-doubt.