Sentence:  For his part, Mr. de Blasio will probably just keep using the <WSD>R-word</WSD>. ¶ “He seems to think the Republican brand is so damaged here in New York City that repeating that over and over is enough to prevent Lhota from picking up support,” Mr. Paulson said. 
Meaning of the word marked with <WSD> tags:  Any word beginning with r that is considered (often humorously) to be taboo in the given context.