The state or condition of being troublesome.(noun)
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Use "troublesomeness" in a sentence
"Boo-Boo (parish) books (troublesomeness of writing)"
"Now, as I have not the gift of writing, at which, thank God, I have left off repining, from the reason of its great troublesomeness in acquiring, I can't pretend to any thing of a fine letter, but shall proceed to business."
"Shirley, refused some good oflfers in her youth, out of dread of the tyranny of a husband, and the troublesomeness of a parcel of brats!"