"kinships" in the noun sense
1. affinity, kinship
a close connection marked by community of interests or similarity in nature or character
"found a natural affinity with the immigrants"
"felt a deep kinship with the other students"
"anthropology's kinship with the humanities"
2. kinship, family relationship, relationship
anthropology) relatedness or connection by blood or marriage or adoption
Source: WordNet® (An amazing lexical database of English)
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