ankyloglossia vs tongue tie

ankyloglossia and tongue tie both are nouns.

Word	Noun	Adjective	Verb	Adverb
ankyloglossia	Yes	No	No	No
tongue tie	Yes	No	No	No

As nouns, ankyloglossia and tongue tie are synonyms defined as:

ankyloglossia and tongue tie: a congenital anomaly in which the mucous membrane under the tongue is too short limiting the mobility of the tongue

ankyloglossia (noun)	tongue tie (noun)
a congenital anomaly in which the mucous membrane under the tongue is too short limiting the mobility of the tongue	a congenital anomaly in which the mucous membrane under the tongue is too short limiting the mobility of the tongue