WordNet sense 1 (any liquid suitable for drinking):

beverage, drinkable, potable

WordNet sense 2 (propose a toast to):

pledge, salute, toast, wassail

WordNet sense 3 (drink excessive amounts of alcohol; be an alcoholic):

tope

WordNet sense 4 (consume alcohol):

booze, fuddle

WordNet sense 5 (take in liquids):

imbibe

WordNet sense 6 (the act of swallowing):

deglutition, swallow

WordNet sense 7 (the act of drinking alcoholic beverages to excess):

drunkenness, boozing, crapulence, drinking

WordNet sense 8 (be fascinated or spell-bound by; pay close attention to):

drink in