James, while John had had "had", had had "had had"; "had had" had had a better effect on the teacher.
http://www.exploratorium.edu/files/exhibits/ladle/
https://www.quickanddirtytips.com/education/grammar/buffalo-buffalo-buffalo
Op Ed: https://www.npr.org/2016/02/24/467218639/new-changes-to-french-beg-the-question-why-are-english-spellings-so-weird
https://en.oxforddictionaries.com/word-of-the-year/word-of-the-year-2015