12 Letter Words Starting with O and Containing US

When you need a list of 12 letter words that start with O and contain US, who you gonna call? WordList Finder! Word lists exactly like these 12 letter words are only a few quick finger taps away on our site. Dive into words that start with O or words with US to find some more options — if you're feeling a little flexible.

12 letter words

  1. obstropalous
  2. octastichous
  3. octosepalous
  4. odiousnesses
  5. odontomatous
  6. ombrophobous
  7. ophiolatrous
  8. orthocousins
  9. osteodermous
  10. outblustered
  11. outlustering
  12. overarousals
  13. overfocusing
  14. overfocussed
  15. overfocusses
  16. overfussiest
  17. oxycephalous