The word pettifogger proceeding forth from Bill's mouth is defined as:

Pettifogger: (Noun) Someone who raises annoying petty objections.

Find out what else Bill has been saying ...(don't be diffident!)

Source(s) used for the word "pettifogger":

1. http://wordnetweb.princeton.edu/perl/webwn?s=pettifogger