Words Containing NIO and Ending in R

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

15 letter words1 Word
radiogoniometer
11 letter words2 Words
craniometer
opinionator
10 letter words1 Word
goniometer
9 letter words2 Words
unioniser
unionizer
8 letter words2 Words
onionier
seignior
7 letter words1 Word
signior
6 letter words2 Words
junior
senior