There are 18 10-letter words that end with 'osis'.
| babesiosis | aerobiosis | antibiosis |
| apotheosis | asbestosis | biocenosis |
| byssinosis | calcinosis | dermatosis |
| ecchymosis | granulosis | exocytosis |
| pollenosis | pollinosis | parabiosis |
| ornithosis | synostosis | thrombosis |
Note: These 18 10-letter words that end with 'osis' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words end with tosis, nosis, rosis, iosis, losis, hosis, cosis, mosis, dosis, eosis, gosis, yosis, posis, bosis, kosis, oosis.
6-letter words end with 'osis' (7)