"boozing" in the noun sense
1. drink, drinking, boozing, drunkenness, crapulence
the act of drinking alcoholic beverages to excess
"drink was his downfall"
"boozing" in the verb sense
1. hit the bottle, drink, booze, fuddle
consume alcohol
"We were up drinking all night"
Source: WordNet® (An amazing lexical database of English)
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