Unscramble Extrfs

What is the meaning of word extrfs unscrambled?

What 6 letter words can be made from letters E X T R F S:

Make more words by adding or removing letters

How many 5 letter words can you make from letters E X T R F S?

1. frets - Definition of frets

Which 5 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter E and unscrambling xtrfs
2) Removing the letter X and unscrambling etrfs
3) Removing the letter T and unscrambling exrfs
4) Removing the letter R and unscrambling extfs
5) Removing the letter F and unscrambling extrs
6) Removing the letter S and unscrambling extrf

More anagrams containing the letters E X T R F S
extrsf extsfr reftxs xfrest