congenerous vs congeneric

congenerous is not a noun while congeneric is a noun.

Word	Noun	Adjective	Verb	Adverb
congenerous	No	Yes	No	No
congeneric	Yes	Yes	No	No

As adjectives, congenerous and congeneric are synonyms defined as:

Other synonyms of congenerous include congenerical.

congenerous (noun)	congeneric (noun)
	an animal or plant that bears a relationship to another (as related by common descent or by membership in the same genus)

congenerous (adjective)	congeneric (adjective)
belonging to the same genus	belonging to the same genus