motherhood vs kinship

motherhood and kinship both are nouns.

Word	Noun	Adjective	Verb	Adverb
motherhood	Yes	No	No	No
kinship	Yes	No	No	No

As nouns, kinship is a hypernym of motherhood; that is, kinship is a word with a broader meaning than motherhood:

motherhood: the kinship relation between an offspring and the mother
kinship: (anthropology) relatedness or connection by blood or marriage or adoption

Other hypernyms of motherhood include family relationship, relationship.

motherhood (noun)	kinship (noun)
the kinship relation between an offspring and the mother	(anthropology) relatedness or connection by blood or marriage or adoption
	a close connection marked by community of interests or similarity in nature or character