So the immediate kin would have more psychological significance here.

What is the psychological significance for adult life of having two parents?

I imagine the psychological significance of the pen must be fairly obvious.

"It would've spared you my lecture on the psychological significance of dreams."

But even more important than this is the psychological significance of such a development.

The military significance of the missiles is not nearly so important as their psychological significance.

To make a picture of oneself is a complex act, fraught with psychological and emotional significance.

She isn't recognizing the psychological significance of her feelings.

The psychological and social significance of menopause for today's women.

Adolescence marks another point in development where lying takes on a special psychological significance.