congenital defect vs congenital anomaly

congenital defect and congenital anomaly both are nouns.

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

As nouns, congenital defect and congenital anomaly are synonyms defined as:

congenital defect and congenital anomaly: a defect that is present at birth

Other synonyms of congenital defect include birth defect, congenital abnormality, congenital disorder.

congenital defect (noun)	congenital anomaly (noun)
a defect that is present at birth	a defect that is present at birth