Unscramble Filsets

What is the meaning of word filsets unscrambled?

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

1. stifles - Definition of stifles

Make more words by adding or removing letters

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

1. feists - Definition of feists

2. filets - Definition of filets

3. fliest - Definition of fliest

4. flites - Definition of flites

5. islets - Definition of islets

6. istles - Definition of istles

7. itself - Definition of itself

8. sliest - Definition of sliest

9. stelis - Definition of stelis

10. stifle - Definition of stifle

11. stiles - Definition of stiles

Which 6 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter F and unscrambling ilsets
2) Removing the letter I and unscrambling flsets
3) Removing the letter L and unscrambling fisets
4) Removing the letter S and unscrambling filets
5) Removing the letter E and unscrambling filsts
6) Removing the letter T and unscrambling filses
7) Removing the letter S and unscrambling filset

More anagrams containing the letters F I L S E T S
filsset filsste etlfssi seilfts