Every leader will come to despise their followers. In the beginning everything is fine and dandy, but eventually the leader's followers will ask for more and more things, eventually ridiculous things, and the leader will really despise them for it.
The more you despise them, the more booze (ぶ) you drink. This is not smart or healthy, but it's what this kind of hate does to people.
Currently there are no similar looking kanji which exist in the WaniKani learning system