I defenestrated myself (pg. 250) -- The act of throwing someone or something out of a window. Still.
My sister's hyperbolic response...(pg. 332) -- Seems not the curve, but using hyperbole, that is, overstatement.
Erased de Kooning Drawing (pg. 284) -- Those wacky artist types!
On page 263 I might have caught an spellcheck error. The character says "Once I coded a logarithm that made your computer run at the pace of the J train." I think that should have been "...coded an algorithm that made..."
spelt pretzels (pg. 170) -- Spelt is a healthful kind of wheat. Isabel doesn't care for healthful food.