What are some eight letter words with 1st letter T and 4th letter O and 5th letter P and 7th letter N

According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern T--OP-N-. That is, eight letter words with 1st letter T and 4th letter O and 5th letter P and 7th letter N. In alphabetical order, they are:

trooping