When his wife first proposed that they should give Mattie an occasional evening out he had inwardly demurred at having to do the extra two miles to the village and back after his hard day on the farm; but not long afterward he had reached the point of wishing that Starkfield might give all its nights to revelry.
There are no more uses of "demur" in the book.
Show samples from other sources
When the sheriff apprehended him for grave-robbery and gold-hoarding, Mr. Fink demurred on the theory that if his own grandfather wasn’t his, whose was he?
Harper Lee -- Go Set a Watchman
"I know how full Jacqueline keeps your schedule," I demur.