amiableness(n = noun.attribute) affability, affableness, amiability, bonhomie, geniality - a disposition to be friendly and approachable (easy to talk to); Array
is a kind of friendliness
has particulars: condescendingness, condescension, mellowness, sweetness and light
Derived form adjective amiable1
The quality of being amiable; amiability. [1913 Webster]