There are 10 15-letter words that end with 'ology'.
| histophysiology | micromorphology |
| ethnomusicology | lepidopterology |
| immunopathology | neurophysiology |
| neuropsychology | physiopathology |
| pathophysiology | psychopathology |
Note: These 10 15-letter words that end with 'ology' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words end with iology, nology, tology, rology, hology, cology, eology, mology, pology, bology, lology, oology, yology, dology, xology, gology, sology, fology, kology.
6-letter words end with 'ology' (1)