Nonkinship is a derived term of nonkin.
As nouns the difference between nonkinship and nonkin
is that nonkinship is the absence of kinship in a group while nonkin is a group of people who are not one's relatives (not kin).
nonkinship
English
Alternative forms
*non-kinship
Noun
(-)
The absence of kinship in a group
Related terms
*nonkin nonkin
English
Alternative forms
*non-kin
Noun
(-)
A group of people who are not one's relatives (not kin)
Derived terms
*nonkinship