Sentence:  Bart spies an opportunity to <WSD>make</WSD> a quick buck so he channels his inner carny and posits his sinking house as a natural wonder of the world and its inhabitants as freaks, barking to dazzled spectators, “Behold the horrors of the Slanty Shanty! See the twisted creatures that dwell within! Meet Cue-Ball, the man with no hair!” 
Meaning of the word marked with <WSD> tags:  To earn, to gain (money, points, membership or status).