12 Letter Words Starting with OCT and Containing R

When you need a list of 12 letter words that start with OCT and contain R, 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 OCT or words with R to find some more options — if you're feeling a little flexible.

12 letter words
octahedrally
octahedrites
octastrophic
octogenarian
octogenaries