breech delivery vs breech presentation

breech delivery and breech presentation both are nouns.

Word	Noun	Adjective	Verb	Adverb
breech delivery	Yes	No	No	No
breech presentation	Yes	No	No	No

As nouns, breech delivery and breech presentation are synonyms defined as:

breech delivery and breech presentation: delivery of an infant whose feet or buttocks appear first

Other synonyms of breech delivery include breech birth.

breech delivery (noun)	breech presentation (noun)
delivery of an infant whose feet or buttocks appear first	delivery of an infant whose feet or buttocks appear first