Answer:
fictive kin
Step-by-step explanation:
Fictive kinship: In sociology, the term "fictive kinship" is described as a way of determining social ties or forms of kinship that are not being based on affinal ties i.e, through marriage as well as consanguineal i.e, through blood ties in relation with the actual kinship ties. This term has been widely used by ethnographers and anthropologists. However, this sort of relationship displays great mutual support, enhance self-control.
In the question above, the given statement represents the fictive kin.