There are 17 7-letter words that end with 'osis'.
| abiosis | meiosis | mitosis | mycosis |
| gaposis | kenosis | ketosis | sorosis |
| osmosis | ostosis | pyrosis | sycosis |
| virosis | whoosis | xerosis | zygosis |
| zymosis | |||
Note: These 17 7-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)