adnexa vs annexa

adnexa and annexa both are nouns.

Word	Noun	Adjective	Verb	Adverb
adnexa	Yes	No	No	No
annexa	Yes	No	No	No

As nouns, adnexa and annexa are synonyms defined as:

adnexa and annexa: accessory or adjoining anatomical parts or appendages to an organ (especially of the embryo)

adnexa (noun)	annexa (noun)
accessory or adjoining anatomical parts or appendages to an organ (especially of the embryo)	accessory or adjoining anatomical parts or appendages to an organ (especially of the embryo)