drink vs draught

drink and draught both are nouns.

Word	Noun	Adjective	Verb	Adverb
drink	Yes	No	Yes	No
draught	Yes	No	Yes	No

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

Other hyponyms of drink include aerophagia, draft, gulp, swig, sip.

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

drink (noun)	draught (noun)
the act of drinking alcoholic beverages to excess	the act of moving a load by drawing or pulling
the act of swallowing	a large and hurried swallow
any liquid suitable for drinking	a dose of liquid medicine
a single serving of a beverage	the depth of a vessel's keel below the surface (especially when loaded)
any large deep body of water	a serving of drink (usually alcoholic) drawn from a keg
	a current of air (usually coming into a chimney or room or vehicle)

drink (verb)	draught (verb)
be fascinated or spell-bound by; pay close attention to	make a blueprint of
take in liquids
consume alcohol
drink excessive amounts of alcohol; be an alcoholic
propose a toast to