epispadias vs congenital defect

epispadias and congenital defect both are nouns.

Word	Noun	Adjective	Verb	Adverb
epispadias	Yes	No	No	No
congenital defect	Yes	No	No	No

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

epispadias: a congenital abnormality in males in which the urethra is on the upper surface of the penis
congenital defect: a defect that is present at birth

Other hypernyms of epispadias include birth defect, congenital abnormality, congenital anomaly, congenital disorder.

epispadias (noun)	congenital defect (noun)
a congenital abnormality in males in which the urethra is on the upper surface of the penis	a defect that is present at birth