Seneca vs Iroquoian language

Seneca and Iroquoian language both are nouns.

Word	Noun	Adjective	Verb	Adverb
Seneca	Yes	No	No	No
Iroquoian language	Yes	No	No	No

As nouns, Iroquoian language is a hypernym of Seneca; that is, Iroquoian language is a word with a broader meaning than Seneca:

Seneca: the Iroquoian language spoken by the Seneca
Iroquoian language: a family of North American Indian languages spoken by the Iroquois

Other hypernyms of Seneca include Iroquoian, Iroquois.

Seneca (noun)	Iroquoian language (noun)
the Iroquoian language spoken by the Seneca	a family of North American Indian languages spoken by the Iroquois
Roman statesman and philosopher who was an advisor to Nero; his nine extant tragedies are modeled on Greek tragedies (circa 4 BC - 65 AD)
a member of the Iroquoian people formerly living in New York State south of Lake Ontario