Words Containing ION and Ending in O

Making a list of words with ION that end in O? 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 ION or words that end in O. Or both, obviously.

12 letter words1 Word
appassionato
11 letter words1 Word
afficionado
10 letter words2 Words
aficionado
cancionero