drinking vs uptake

drinking and uptake both are nouns.

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

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

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

Other hypernyms of drinking include consumption, ingestion, intake.

drinking (noun)	uptake (noun)
the act of consuming liquids	the process of taking food into the body through the mouth (as by eating)
the act of drinking alcoholic beverages to excess	a process of taking up or using up or consuming