Sentence:  The booths of the publicans gazed shamelessly at the sun, with two empty porter barrels as supports at their doors, ready to smile at their clients with their seductive roundness, ready to lure the thirsty islanders into the gloomy recesses beneath the canvas, where Mulligan's assistant or Mrs Moroney's assistant would hand out frothy pints of porter and glistening tumblers of whisky to <WSD>slake</WSD> the thirst and set the blood tingling. 
Meaning of the word marked with <WSD> tags:  To satisfy (thirst, or other desires); to quench; to extinguish. (from 14thc.)