dipsomaniac vs soaker

dipsomaniac and soaker both are nouns.

Word	Noun	Adjective	Verb	Adverb
dipsomaniac	Yes	No	No	No
soaker	Yes	No	No	No

As nouns, dipsomaniac and soaker are synonyms defined as:

dipsomaniac and soaker: a person who drinks alcohol to excess habitually

Other synonyms of dipsomaniac include alcoholic, alky, boozer, lush, souse.

dipsomaniac (noun)	soaker (noun)
a person who drinks alcohol to excess habitually	a person who drinks alcohol to excess habitually
	a heavy rain