"connectedness with" is a correct and usable phrase in written English.
For example, you could write: "She felt a deep sense of connectedness with her friends and family."
What is the nature of our connectedness with the stars?
"No, more a feeling of connectedness with something broader and wider.
The writer describes Meredith's career and credits his high degree of connectedness with his wide range.
Instead, you turn to an unforced sense of connectedness with the world.
Keeping a daily gratitude journal promotes positive feelings, optimism, life satisfaction, and connectedness with others.
Not that most of the people Ms. Latty interviewed would say they feel a similar connectedness with their fellow Americans.
It seems that our nature is so formed that we need a feeling of connectedness with the universe.
He'll feel less alone, and he'll develop a heightened sense of connectedness with, and empathy for, the experiences of others.
Conversely, there were significant breeding patches that were predicted with low suitability, showing little connectedness with potential winter areas.
