What are some eight letter words with 1st letter T and 4th letter I and 5th letter S and 6th letter T

According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 6 words with the pattern T--IST--. That is, eight letter words with 1st letter T and 4th letter I and 5th letter S and 6th letter T. In alphabetical order, they are:

tanistry
theistic
thristed
thristle
truistic
turistas