potomania vs mania

potomania and mania both are nouns.

Word	Noun	Adjective	Verb	Adverb
potomania	Yes	No	No	No
mania	Yes	No	No	No

As nouns, mania is a hypernym of potomania; that is, mania is a word with a broader meaning than potomania:

potomania: an intense persistent desire to drink alcoholic beverages to excess
mania: an irrational but irresistible motive for a belief or action

Other hypernyms of potomania include cacoethes, passion.

potomania (noun)	mania (noun)
an intense persistent desire to drink alcoholic beverages to excess	an irrational but irresistible motive for a belief or action
	a mood disorder; an affective disorder in which the victim tends to respond excessively and sometimes violently