It's as if Webster's space bar was jammed and Merriam just went along with it.
  1. Aforementioned
  2. Heretofore
  3. Notwithstanding
  4. Erstwhile
  5. Albeit
  6. Nevertheless
  7. Thorough
    I'm always convinced I've spelled this wrong because it's so lettery
    Suggested by @e
  8. Abbreviation
    What a long word for a short subject
    Suggested by @becktacular
  9. Forevermore
    Suggested by @wilmotwrites
  10. Antidisestablishmentarianism
    Just because
    Suggested by @becktacular
  11. Nowadays
    Suggested by @shanaz
  12. Inasmuch
    Suggested by @shreyasaurus
  13. Throughout
    Similar to "thorough" ... That double "ou" though!
    Suggested by @rebeccaroanoke
  14. Overambitiousness
    Someone got a little carried away with this one, too overambitious, one could say.
    Suggested by @hh12995