mutual attraction

For millennia, marriage was about property and power rather than mutual attraction.

The mutual attraction, the tendency of each star to emerge from egotism, must cause sublime dialogues to be heard in the skies.

The trunks of trees, united by mutual attraction, as they floated down the stream, would suggest the idea of a raft.

"You like me," he said suddenly à propos of nothing save the mutual attraction that was always running strong between them.

But there must be some motion among themselves, else the stars would ultimately fall together by their mutual attraction.

Sexual beauty (the subject of erotic sthetics): the pleasure is caused by the mutual attraction of the sexes.