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Synonyms for Alcoholic (same or very similar meaning)

WordNet sense 1 (a person who drinks alcohol to excess habitually):
boozer, dipsomaniac, lush, souse, alky, soaker

WordNet sense 2 (containing or of the nature of alcohol):

WordNet sense 3 (being distilled rather than fermented; having a high alcoholic content):
hard, strong

WordNet sense 4 (addicted to alcohol):

WordNet sense 5 (compulsively or physiologically dependent on something habit-forming):

From the ODE community, based on WordNetadd/edit