"Oh, hello, kitty." -- pg. 150
"Well, won't that be interesting?" -- pg. 206
amuse bouche (pg. 263) -- A small complimentary appetizer offered at some restaurants.
It had been that way since the WikiWars a century ago, when Wikipedia became self-aware and began vengefully reediting its contributors with remote-controlled heavy weaponry. (pg. 18)
truckle (pg. 284) -- Yield to out of weakness.
kusou (pg. 274) -- Kuso is a Japanese curse word. Mispelled?