lactation vs bodily process

lactation and bodily process both are nouns.

Word	Noun	Adjective	Verb	Adverb
lactation	Yes	No	No	No
bodily process	Yes	No	No	No

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

Other hypernyms of lactation include activity, bodily function, body process.

lactation (noun)	bodily process (noun)
feeding an infant by giving suck at the breast	an organic process that takes place in the body
the production and secretion of milk by the mammary glands
the period following birth during which milk is secreted