dipsomaniac

The drunkard who drinks in spite of himself is, strictly speaking, a dipsomaniac, and is diseased and insane.

I blame her no more than I blame a dipsomaniac; I bear her no ill-will for causing the one miscarriage in my plans.

I liked him very much, but, unlike most Mahomedans, he was a dipsomaniac.

There Grogan succeeded in convincing him of the folly of engaging in a street argument with a dipsomaniac he did not know.