albinism vs congenital anomaly

albinism and congenital anomaly both are nouns.

Word	Noun	Adjective	Verb	Adverb
albinism	Yes	No	No	No
congenital anomaly	Yes	No	No	No

As nouns, congenital anomaly is a hypernym of albinism; that is, congenital anomaly is a word with a broader meaning than albinism:

albinism: the congenital absence of pigmentation in the eyes and skin and hair
congenital anomaly: a defect that is present at birth

albinism (noun)	congenital anomaly (noun)
the congenital absence of pigmentation in the eyes and skin and hair	a defect that is present at birth