family vs taxonomic category

family and taxonomic category both are nouns.

Word	Noun	Adjective	Verb	Adverb
family	Yes	No	No	No
taxonomic category	Yes	No	No	No

As nouns, taxonomic category is a hypernym of family; that is, taxonomic category is a word with a broader meaning than family:

Other hypernyms of family include taxon, taxonomic group.

family (noun)	taxonomic category (noun)
primary social group; parents and children	animal or plant group having natural relations
people descended from a common ancestor
a social unit living together
(biology) a taxonomic group containing one or more genera
a collection of things sharing a common attribute
an association of people who share common beliefs or activities
a loose affiliation of gangsters in charge of organized criminal activities
a person having kinship with another or others