noun. The disposition or quality of being sociable.

noun. An instance of being sociable.

noun. Sociable disposition or tendency: disposition or inclination for the society of others; sociableness.

noun. The quality of being sociable; sociableness.

noun. The skill, tendency or property of being sociable or social, of interacting well with others.

noun. the relative tendency or disposition to be sociable or associate with one's fellows

"(Yes, there are collaborations, and there are shared world activities, but the vast majority of writing is done alone.) Retreats, though, pack in sociability around the solitary writing."

sociality  

ambiversion  camaraderie  chumminess  companionability  companionableness  

affability  amiability  assertiveness  bonhomie  camaraderie  

Bohemianism  accessibility  affability  amiability  amiableness