Unscramble Errfs

What is the meaning of word errfs unscrambled?

What 5 letter words can be made from letters E R R F S:

Make more words by adding or removing letters

How many 4 letter words can you make from letters E R R F S?

1. errs - Definition of errs

2. refs - Definition of refs

3. serf - Definition of serf

Which 4 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter E and unscrambling rrfs
2) Removing the letter R and unscrambling erfs
3) Removing the letter R and unscrambling erfs
4) Removing the letter F and unscrambling errs
5) Removing the letter S and unscrambling errf

More anagrams containing the letters E R R F S
errsf ersfr sfrer rfrse