placentation vs body process

placentation and body process both are nouns.

Word	Noun	Adjective	Verb	Adverb
placentation	Yes	No	No	No
body process	Yes	No	No	No

As nouns, body process is a hypernym of placentation; that is, body process is a word with a broader meaning than placentation:

Other hypernyms of placentation include activity, bodily function, bodily process.

placentation (noun)	body process (noun)
arrangement of the ovules in the placenta and of the placentas in the ovary	an organic process that takes place in the body
the formation of the placenta in the uterus