noun
- the state or fact of being of kin; family relationship.
- relationship by nature, qualities, etc.; affinity.
noun
- blood relationship
- the state of having common characteristics or a common origin
by 1764, from kin + -ship. A more pure word than relationship, which covers the same sense but is a hybrid.
n.
- Connection by blood, marriage, or adoption; family relationship.
A relation between two or more persons that is based on common ancestry (descent) or marriage (affinity).