wino vs alky

wino and alky both are nouns.

Word	Noun	Adjective	Verb	Adverb
wino	Yes	No	No	No
alky	Yes	No	No	No

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

Other hyponyms of wino include alcoholic, boozer, dipsomaniac, lush, soaker, souse.

wino (noun)	alky (noun)
a chronic drinker	a person who drinks alcohol to excess habitually