Unscramble Itderset

What is the meaning of word itderset unscrambled?

What 8 letter words can be made from letters I T D E R S E T:

1. tiredest - Definition of tiredest

Make more words by adding or removing letters

How many 7 letter words can you make from letters I T D E R S E T?

1. diester - Definition of diester

2. dieters - Definition of dieters

3. reedits - Definition of reedits

4. resited - Definition of resited

5. testier - Definition of testier

Which 7 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling tderset
2) Removing the letter T and unscrambling iderset
3) Removing the letter D and unscrambling iterset
4) Removing the letter E and unscrambling itdrset
5) Removing the letter R and unscrambling itdeset
6) Removing the letter S and unscrambling itderet
7) Removing the letter E and unscrambling itderst
8) Removing the letter T and unscrambling itderse

More anagrams containing the letters I T D E R S E T
itderste itdertes dtreiste strtiede