What are some seven letter words with 2nd letter I and 4th letter P and 5th letter T and 6th letter R

According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern -I-PTR-. That is, seven letter words with 2nd letter I and 4th letter P and 5th letter T and 6th letter R. In alphabetical order, they are:

dioptre