imbibing vs potation

imbibing and potation both are nouns.

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

As nouns, potation is a hyponym of imbibing; that is, potation is a word with a more specific, narrower meaning than imbibing:

Other hyponyms of imbibing include gulping, guzzling, swilling.

imbibing (noun)	potation (noun)
the act of consuming liquids	the act of drinking (especially an alcoholic drink)
	a serving of drink (usually alcoholic) drawn from a keg