Words Containing ROI and Ending in M

Making a list of words with ROI that end in M? Sounds fun. Also sounds pretty specific. A list like that could go a long way, we're sure. This complete word list is tailored to your search parameters, whether they are words with ROI or words that end in M. Or both, obviously.

15 letter words1 Word
hyperthyroidism
14 letter words1 Word
hypothyroidism
13 letter words1 Word
xanthochroism
11 letter words2 Words
pleochroism
polychroism
10 letter words1 Word
trichroism
9 letter words2 Words
dichroism
heroinism
8 letter words1 Word
troilism
7 letter words1 Word
heroism