Compersion cannot be found in the standard dictionary, but Wikipedia defines it as “an empathetic state of happiness and joy experienced when another individual experiences happiness and joy.”
Compersion is described as being an experience of transformative bliss and can be experienced in a range of different settings, be they intimate or other. An example: I was watching a very young relative playing at the park chasing seagulls, laughing and being fully self-expressed in their innocent fun. I found myself experiencing my own profound joy through being immersed in the child’s joy. This is an example of compersion; in loving someone their joy can become mine too.
As another example, I had a client report unprecedented personal growth through being able to let go of their feelings of jealousy when their partner had an intimate moment with somebody else in front of them. They were able to work through the challenge of their feelings and found the bliss of this “compersion” experience on the other side…
Melanie Ginsburg has a beautiful article about this – check it out here.