The phrase "profound bond" refers to a deep and intense emotional connection between two or more people, often characterized by mutual understanding, trust, respect, and affection. Full definition
The most profound bonds between people begin in our bodies with imitation and synchronized movements. (discovermagazine.com)
Sharing the responsibility of children is the most profound bonding experience ever, and breaking that bond can be a scary prospect, even if a victim shares the care with an abuser. (health.com)
Islamic scholars refer to Moslems, Jews, and Christians as «people of the Book,» and the phrase aptly depicts one of the most profound bonds among the theistic religions. (religion-online.org)