Unscramble Itirset

What is the meaning of word itirset unscrambled?

What 7 letter words can be made from letters I T I R S E T:

Make more words by adding or removing letters

How many 6 letter words can you make from letters I T I R S E T?

1. Sitter - Definition of Sitter

2. tetris - Definition of tetris

3. titers - Definition of titers

4. titres - Definition of titres

5. triste - Definition of triste

Which 6 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling tirset
2) Removing the letter T and unscrambling iirset
3) Removing the letter I and unscrambling itrset
4) Removing the letter R and unscrambling itiset
5) Removing the letter S and unscrambling itiret
6) Removing the letter E and unscrambling itirst
7) Removing the letter T and unscrambling itirse

More anagrams containing the letters I T I R S E T
itirste itirtes stiriet siirtte