imbibing vs uptake

imbibing and uptake both are nouns.

Word	Noun	Adjective	Verb	Adverb
imbibing	Yes	No	No	No
uptake	Yes	No	No	No

As nouns, uptake is a hypernym of imbibing; that is, uptake is a word with a broader meaning than imbibing:

imbibing: the act of consuming liquids
uptake: the process of taking food into the body through the mouth (as by eating)

Other hypernyms of imbibing include consumption, ingestion, intake.

imbibing (noun)	uptake (noun)
the act of consuming liquids	the process of taking food into the body through the mouth (as by eating)
	a process of taking up or using up or consuming