Congenital defect and Tongue tie

Congenital defect noun - A defect that is present at birth.

Tongue tie and congenital defect are semantically related. In some cases you can replace phrase "Tongue tie" with "Congenital defect", this phrases are similar.

Tongue tie noun - A congenital anomaly in which the mucous membrane under the tongue is too short limiting the mobility of the tongue.

Congenital defect and tongue tie are semantically related. Sometimes you can use "Congenital defect" instead a noun phrase "Tongue tie".