What are some seven letter words with 2nd letter I and 4th letter S and 6th letter T and 7th letter S

According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 2 words with the pattern -I-S-TS. That is, seven letter words with 2nd letter I and 4th letter S and 6th letter T and 7th letter S. In alphabetical order, they are:

kitsets
missets