What are some eight letter words with 2nd letter I and 3rd letter S and 5th letter T and 6th letter A and 7th letter N?

According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern -IS-TAN-. That is, eight letter words with 2nd letter I and 3rd letter S and 5th letter T and 6th letter A and 7th letter N. In alphabetical order, they are:

visitant