kinship vs rapport

kinship and rapport both are nouns.

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

As nouns, rapport is a hyponym of kinship; that is, rapport is a word with a more specific, narrower meaning than kinship:

kinship: a close connection marked by community of interests or similarity in nature or character
rapport: a relationship of mutual understanding or trust and agreement between people

Other hyponyms of kinship include resonance, sympathy.

kinship (noun)	rapport (noun)
(anthropology) relatedness or connection by blood or marriage or adoption	a relationship of mutual understanding or trust and agreement between people
a close connection marked by community of interests or similarity in nature or character