mishpocha vs kin group

mishpocha and kin group both are nouns.

Word	Noun	Adjective	Verb	Adverb
mishpocha	Yes	No	No	No
kin group	Yes	No	No	No

As nouns, kin group is a hypernym of mishpocha; that is, kin group is a word with a broader meaning than mishpocha:

mishpocha: (Yiddish) the entire family network of relatives by blood or marriage (and sometimes close friends)
kin group: group of people related by blood or marriage

Other hypernyms of mishpocha include clan, kin, kindred, kinship group, tribe.

mishpocha (noun)	kin group (noun)
(Yiddish) the entire family network of relatives by blood or marriage (and sometimes close friends)	group of people related by blood or marriage