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Use "compulsiveness" in a sentence
"That obsessive-compulsiveness obviously helped him to chess immortality."
"Despite all the ways in which we weren't alike, my parents would point out all our similarities -- the sense of humor, the obsessive compulsiveness, the hypochondria, the paranoia."
"Andrew Sullivan, a friend of Hitchens, links to Pollitt and wonders about the sources of his compulsiveness, which lasted until his final, heroic days."