Unscramble Userifts

What is the meaning of word userifts unscrambled?

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

1. surfeits - Definition of surfeits

2. surfiest - Definition of surfiest

Make more words by adding or removing letters

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

1. fissure - Definition of fissure

2. fussier - Definition of fussier

3. fustier - Definition of fustier

4. resifts - Definition of resifts

5. sifters - Definition of sifters

6. strifes - Definition of strifes

7. suiters - Definition of suiters

8. surfeit - Definition of surfeit

Which 7 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter U and unscrambling serifts
2) Removing the letter S and unscrambling uerifts
3) Removing the letter E and unscrambling usrifts
4) Removing the letter R and unscrambling useifts
5) Removing the letter I and unscrambling userfts
6) Removing the letter F and unscrambling userits
7) Removing the letter T and unscrambling userifs
8) Removing the letter S and unscrambling userift

More anagrams containing the letters U S E R I F T S
userisft useristf sftrseiu itrfsesu