11 Letter Words Starting with OS and Containing R

When you need a list of 11 letter words that start with OS and contain R, who you gonna call? WordList Finder! Word lists exactly like these 11 letter words are only a few quick finger taps away on our site. Dive into words that start with OS or words with R to find some more options — if you're feeling a little flexible.

11 letter words
oscillators
oscillatory
oscillogram
osmiridiums
osmometries
ostensories
ostensorium
osteodermal
osteodermic
osteography
ostleresses
ostracisers
ostracising
ostracizers
ostracizing
ostracoderm
ostracodous
ostreaceous
ostreophage
ostreophagy
ostrichisms
ostrichlike