genealogy vs tribe

genealogy and tribe both are nouns.

Word	Noun	Adjective	Verb	Adverb
genealogy	Yes	No	No	No
tribe	Yes	No	No	No

As nouns, tribe is a hypernym of genealogy; that is, tribe is a word with a broader meaning than genealogy:

Other hypernyms of genealogy include clan, kin, kin group, kindred, kinship group.

genealogy (noun)	tribe (noun)
the study or investigation of ancestry and family history	a social division of (usually preliterate) people
successive generations of kin	a federation (as of American Indians)
	group of people related by blood or marriage
	(biology) a taxonomic category between a genus and a subfamily